8.2
HIGH
CVE-2021-26344
AMD PSP1 Out-of-Bounds Memory Write Arbitrary Code Execution Vulnerability
Description

An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to sign the resulting image, to potentially modify the APCB block resulting in arbitrary code execution.

INFO

Published Date :

Aug. 13, 2024, 5:15 p.m.

Last Modified :

Dec. 12, 2024, 8:41 p.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

6.0

Exploitability Score :

1.5
Affected Products

The following products are affected by CVE-2021-26344 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Amd epyc_7h12_firmware
2 Amd epyc_7f72_firmware
3 Amd epyc_7f52_firmware
4 Amd epyc_7f32_firmware
5 Amd epyc_7742_firmware
6 Amd epyc_7702p_firmware
7 Amd epyc_7702_firmware
8 Amd epyc_7662_firmware
9 Amd epyc_7642_firmware
10 Amd epyc_7552_firmware
11 Amd epyc_7542_firmware
12 Amd epyc_7532_firmware
13 Amd epyc_7502p_firmware
14 Amd epyc_7502_firmware
15 Amd epyc_7452_firmware
16 Amd epyc_7402_firmware
17 Amd epyc_7402p_firmware
18 Amd epyc_7352_firmware
19 Amd epyc_7302p_firmware
20 Amd epyc_7302_firmware
21 Amd epyc_7282_firmware
22 Amd epyc_7272_firmware
23 Amd epyc_7262_firmware
24 Amd epyc_7252_firmware
25 Amd epyc_7232p_firmware
26 Amd epyc_72f3_firmware
27 Amd epyc_7313_firmware
28 Amd epyc_7313p_firmware
29 Amd epyc_7343_firmware
30 Amd epyc_7373x_firmware
31 Amd epyc_73f3_firmware
32 Amd epyc_7413_firmware
33 Amd epyc_7443_firmware
34 Amd epyc_7443p_firmware
35 Amd epyc_7453_firmware
36 Amd epyc_74f3_firmware
37 Amd epyc_7513_firmware
38 Amd epyc_7543_firmware
39 Amd epyc_7543p_firmware
40 Amd epyc_7573x_firmware
41 Amd epyc_75f3_firmware
42 Amd epyc_7643_firmware
43 Amd epyc_7663_firmware
44 Amd epyc_7713_firmware
45 Amd epyc_7713p_firmware
46 Amd epyc_7763_firmware
47 Amd epyc_7773x_firmware
48 Amd epyc_7001_firmware
49 Amd epyc_7251_firmware
50 Amd epyc_7261_firmware
51 Amd epyc_7281_firmware
52 Amd epyc_7301_firmware
53 Amd epyc_7351_firmware
54 Amd epyc_7371_firmware
55 Amd epyc_7401_firmware
56 Amd epyc_7401p_firmware
57 Amd epyc_7451_firmware
58 Amd epyc_7501_firmware
59 Amd epyc_7551_firmware
60 Amd epyc_7551p_firmware
61 Amd epyc_7601_firmware
62 Amd epyc_7351p_firmware
63 Amd epyc_7473x_firmware
64 Amd epyc_7663p_firmware
65 Amd epyc_7643p_firmware
66 Amd epyc_7303p_firmware
67 Amd epyc_7303_firmware
68 Amd epyc_7203p_firmware
69 Amd epyc_7203_firmware
70 Amd epyc_7232p
71 Amd epyc_7251
72 Amd epyc_7252
73 Amd epyc_7261
74 Amd epyc_7262
75 Amd epyc_7272
76 Amd epyc_7281
77 Amd epyc_7282
78 Amd epyc_72f3
79 Amd epyc_7301
80 Amd epyc_7302
81 Amd epyc_7302p
82 Amd epyc_7313
83 Amd epyc_7313p
84 Amd epyc_7343
85 Amd epyc_7351
86 Amd epyc_7351p
87 Amd epyc_7352
88 Amd epyc_7371
89 Amd epyc_73f3
90 Amd epyc_7401
91 Amd epyc_7401p
92 Amd epyc_7402
93 Amd epyc_7402p
94 Amd epyc_7413
95 Amd epyc_7443
96 Amd epyc_7443p
97 Amd epyc_7451
98 Amd epyc_7452
99 Amd epyc_7453
100 Amd epyc_74f3
101 Amd epyc_7501
102 Amd epyc_7502
103 Amd epyc_7502p
104 Amd epyc_7513
105 Amd epyc_7532
106 Amd epyc_7542
107 Amd epyc_7543
108 Amd epyc_7543p
109 Amd epyc_7551
110 Amd epyc_7551p
111 Amd epyc_7552
112 Amd epyc_75f3
113 Amd epyc_7601
114 Amd epyc_7642
115 Amd epyc_7643
116 Amd epyc_7662
117 Amd epyc_7663
118 Amd epyc_7702
119 Amd epyc_7702p
120 Amd epyc_7713
121 Amd epyc_7713p
122 Amd epyc_7742
123 Amd epyc_7763
124 Amd epyc_7f32
125 Amd epyc_7f52
126 Amd epyc_7f72
127 Amd epyc_7h12
128 Amd epyc_7773x
129 Amd epyc_7573x
130 Amd epyc_7473x
131 Amd epyc_7373x
132 Amd epyc_7203
133 Amd epyc_7203p
134 Amd epyc_7303
135 Amd epyc_7303p
136 Amd epyc_7643p
137 Amd epyc_7663p
138 Amd epyc_7001
: Total Affected Vendor : 1 | Products : 138
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-26344.

URL Resource
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-26344 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-26344 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Dec. 12, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
    Added CWE NIST CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7001_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7001:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7203_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7203:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7203p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7203p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7232p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7232p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7251_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7251:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7252_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7252:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7261_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7261:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7262_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7262:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7272_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7272:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7281_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7281:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7282_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7282:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_72f3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_72f3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7301_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7301:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7302_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7302:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7302p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7302p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7303_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7303:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7303p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7303p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7313_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7313:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7343_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7343:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7351_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7351:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7351p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7351p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7352_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7352:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7371_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7371:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7373x_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7373x:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_73f3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_73f3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7401_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7401:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7401p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7401p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7402_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7402:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7402p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7402p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7413_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7413:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7443_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7443:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7443p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7443p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7451_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7451:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7452_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7452:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7453_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7453:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7473x_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7473x:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_74f3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_74f3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7501_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7501:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7502_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7502:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7502p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7502p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7513_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7513:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7532_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7532:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7542_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7542:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7543_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7543:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7543p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7543p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7551_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7551:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7551p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7551p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7552_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7552:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7573x_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7573x:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_75f3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_75f3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7601_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:amd:epyc_7601:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7642_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7642:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7643_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7643:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7643p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7643p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7662_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7662:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7663_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7663:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7663p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7663p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7702_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7702:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7702p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7702p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7713_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7713:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7713p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7713p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7742_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7742:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7763_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7763:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7773x_firmware:*:*:*:*:*:*:*:* versions up to (excluding) milanpi_1.0.0.5 OR cpe:2.3:h:amd:epyc_7773x:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7f32:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7f52:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7f72_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7f72:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:amd:epyc_7h12_firmware:*:*:*:*:*:*:*:* versions up to (excluding) romepi_1.0.0.c OR cpe:2.3:h:amd:epyc_7h12:-:*:*:*:*:*:*:*
    Changed Reference Type https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html No Types Assigned https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html Vendor Advisory
  • CVE Received by [email protected]

    Aug. 13, 2024

    Action Type Old Value New Value
    Added Description An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to sign the resulting image, to potentially modify the APCB block resulting in arbitrary code execution.
    Added Reference Advanced Micro Devices Inc. https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html [No types assigned]
    Added CVSS V3.1 Advanced Micro Devices Inc. AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-26344 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-26344 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: