9.8
CRITICAL
CVE-2023-20819
Huawei CDMA PPP Protocol Out-of-Bounds Write Privilege Escalation Vulnerability
Description

In CDMA PPP protocol, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privilege needed. User interaction is not needed for exploitation. Patch ID: MOLY01068234; Issue ID: ALPS08010003.

INFO

Published Date :

Oct. 2, 2023, 3:15 a.m.

Last Modified :

Sept. 21, 2024, 4:35 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2023-20819 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2023-20819 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 Mediatek lr13
2 Mediatek nr15
3 Mediatek nr16
4 Mediatek nr17
5 Mediatek lr11
6 Mediatek lr12a
7 Mediatek mt6779
8 Mediatek mt6781
9 Mediatek mt6783
10 Mediatek mt6785
11 Mediatek mt6785t
12 Mediatek mt6789
13 Mediatek mt6813
14 Mediatek mt6833
15 Mediatek mt6835
16 Mediatek mt6853
17 Mediatek mt6855
18 Mediatek mt6873
19 Mediatek mt6875
20 Mediatek mt6877
21 Mediatek mt6878
22 Mediatek mt6879
23 Mediatek mt6883
24 Mediatek mt6885
25 Mediatek mt6886
26 Mediatek mt6889
27 Mediatek mt6891
28 Mediatek mt6893
29 Mediatek mt6895
30 Mediatek mt6895t
31 Mediatek mt6896
32 Mediatek mt6897
33 Mediatek mt6985
34 Mediatek mt6989
35 Mediatek mt6875t
36 Mediatek mt8675
37 Mediatek mt8791
38 Mediatek mt8791t
39 Mediatek mt8797
40 Mediatek mt6739
41 Mediatek mt6753
42 Mediatek mt6757
43 Mediatek mt6761
44 Mediatek mt6762
45 Mediatek mt6763
46 Mediatek mt6765
47 Mediatek mt6768
48 Mediatek mt6769
49 Mediatek mt6983
50 Mediatek mt8667
51 Mediatek mt8673
52 Mediatek mt8765
53 Mediatek mt8766
54 Mediatek mt8768
55 Mediatek mt8781
56 Mediatek mt8786
57 Mediatek mt8788
58 Mediatek mt8798
59 Mediatek mt6735
60 Mediatek mt6737
61 Mediatek mt6771
62 Mediatek mt6580
63 Mediatek mt8666
64 Mediatek mt2731
65 Mediatek mt6767
66 Mediatek mt6769t
67 Mediatek mt6769z
68 Mediatek mt6570
69 Mediatek mt6595
70 Mediatek mt6732
71 Mediatek mt6737m
72 Mediatek mt6738
73 Mediatek mt6750
74 Mediatek mt6750s
75 Mediatek mt6752
76 Mediatek mt6755
77 Mediatek mt6758
78 Mediatek mt6762d
79 Mediatek mt6762m
80 Mediatek mt6765t
81 Mediatek mt6775
82 Mediatek mt6795
83 Mediatek mt6797
84 Mediatek mt6799
85 Mediatek mt6815
86 Mediatek mt8666a
87 Mediatek mt8766z
88 Mediatek mt8768a
89 Mediatek mt8768b
90 Mediatek mt8768t
91 Mediatek mt8768z
92 Mediatek mt8788t
93 Mediatek mt8788x
94 Mediatek mt8788z
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-2023-20819.

URL Resource
https://corp.mediatek.com/product-security-bulletin/October-2023 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).

None

Updated: 3 months ago
2 stars 0 fork 0 watcher
Born at : Aug. 25, 2023, 3:24 a.m. This repo has been linked 9 different CVEs too.

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

The following list is the news that have been mention CVE-2023-20819 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-20819 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.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 21, 2024

    Action Type Old Value New Value
    Added CWE CISA-ADP CWE-787
    Added CVSS V3.1 CISA-ADP AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Oct. 03, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://corp.mediatek.com/product-security-bulletin/October-2023 No Types Assigned https://corp.mediatek.com/product-security-bulletin/October-2023 Vendor Advisory
    Added CWE NIST CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:lr11:-:*:*:*:*:*:*:* *cpe:2.3:o:mediatek:lr12a:-:*:*:*:*:*:*:* *cpe:2.3:o:mediatek:lr13:-:*:*:*:*:*:*:* *cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:* *cpe:2.3:o:mediatek:nr16:-:*:*:*:*:*:*:* *cpe:2.3:o:mediatek:nr17:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt2731:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6570:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6580:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6595:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6732:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6735:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6737:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6737m:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6738:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6750:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6750s:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6752:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6753:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6755:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6757:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6758:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6761:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6762:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6762d:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6762m:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6763:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6765t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6767:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6769:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6769t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6769z:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6771:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6775:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6779:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6781:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6783:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6785t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6795:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6797:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6799:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6813:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6815:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6875t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6895t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6896:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8666:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8666a:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8667:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8765:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8766z:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8768a:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8768b:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8768t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8768z:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8788t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8788x:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8788z:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*
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-2023-20819 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-2023-20819 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.40 }} -0.06%

score

0.74086

percentile

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