5.5
MEDIUM
CVE-2021-30331
Snapdragon Buffer Overflow Vulnerability
Description

Possible buffer overflow due to improper data validation of external commands sent via DIAG interface in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

INFO

Published Date :

April 1, 2022, 5:15 a.m.

Last Modified :

April 19, 2023, 5:10 p.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-30331 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 Qualcomm qca6390_firmware
2 Qualcomm qca6391_firmware
3 Qualcomm qca6426_firmware
4 Qualcomm qca6436_firmware
5 Qualcomm sd_8_gen1_5g_firmware
6 Qualcomm sd865_5g_firmware
7 Qualcomm sd870_firmware
8 Qualcomm sd888_5g_firmware
9 Qualcomm sdx55m_firmware
10 Qualcomm sdxr2_5g_firmware
11 Qualcomm sw5100_firmware
12 Qualcomm sw5100p_firmware
13 Qualcomm wcd9341_firmware
14 Qualcomm wcd9380_firmware
15 Qualcomm wcd9385_firmware
16 Qualcomm wcn3980_firmware
17 Qualcomm wcn3988_firmware
18 Qualcomm wcn3998_firmware
19 Qualcomm wcn6850_firmware
20 Qualcomm wcn6851_firmware
21 Qualcomm wcn6855_firmware
22 Qualcomm wcn6856_firmware
23 Qualcomm wsa8810_firmware
24 Qualcomm wsa8815_firmware
25 Qualcomm wsa8830_firmware
26 Qualcomm wsa8835_firmware
27 Qualcomm ar8035_firmware
28 Qualcomm wcn3991_firmware
29 Qualcomm wcn6750_firmware
30 Qualcomm qca8081_firmware
31 Qualcomm qca8337_firmware
32 Qualcomm qcm2290_firmware
33 Qualcomm qcm4290_firmware
34 Qualcomm qcm6490_firmware
35 Qualcomm qcs2290_firmware
36 Qualcomm qcs4290_firmware
37 Qualcomm qcs6490_firmware
38 Qualcomm sd460_firmware
39 Qualcomm sd662_firmware
40 Qualcomm sd730_firmware
41 Qualcomm sdx55_firmware
42 Qualcomm sm6250_firmware
43 Qualcomm sm6250p_firmware
44 Qualcomm sm7250p_firmware
45 Qualcomm sm7325p_firmware
46 Qualcomm sm6225_firmware
47 Qualcomm sm6375_firmware
48 Qualcomm wcd9335_firmware
49 Qualcomm wcd9370_firmware
50 Qualcomm wcd9375_firmware
51 Qualcomm wcn3910_firmware
52 Qualcomm wcn3950_firmware
53 Qualcomm wcn3990_firmware
54 Qualcomm sd480_firmware
55 Qualcomm qcx315_firmware
56 Qualcomm sd690_5g_firmware
57 Qualcomm sd765_firmware
58 Qualcomm sd765g_firmware
59 Qualcomm sd768g_firmware
60 Qualcomm sd778g_firmware
61 Qualcomm sdx65_firmware
62 Qualcomm mdm9150_firmware
63 Qualcomm qcs410_firmware
64 Qualcomm qcs610_firmware
65 Qualcomm fsm10056_firmware
66 Qualcomm qca6174a_firmware
67 Qualcomm qca9377_firmware
68 Qualcomm sd_675_firmware
69 Qualcomm sd675_firmware
70 Qualcomm sd678_firmware
71 Qualcomm mdm9650_firmware
72 Qualcomm qcm6125_firmware
73 Qualcomm qcs6125_firmware
74 Qualcomm sd665_firmware
75 Qualcomm sd720g_firmware
76 Qualcomm sd750g_firmware
77 Qualcomm fsm10055_firmware
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-2021-30331.

URL Resource
https://www.qualcomm.com/company/product-security/bulletins/march-2022-bulletin 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-2021-30331 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-30331 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 [email protected]

    May. 14, 2024

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

    Apr. 07, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.qualcomm.com/company/product-security/bulletins/march-2022-bulletin No Types Assigned https://www.qualcomm.com/company/product-security/bulletins/march-2022-bulletin Vendor Advisory
    Added CWE NIST CWE-120
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:ar8035:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:fsm10055_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:fsm10055:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:fsm10056_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:fsm10056:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9150_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9150:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9650_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9650:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6174a:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6390:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6391:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6426:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6436:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca8081:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca8337:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca9377_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca9377:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm2290_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm2290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm4290_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm4290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm6125_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm6125:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs2290_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs2290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs410_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs4290_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs4290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs610_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs610:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs6125_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs6125:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs6490:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcx315_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcx315:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd_675_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd_675:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd_8_gen1_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd_8_gen1_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd460_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd460:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd480_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd480:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd662_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd662:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd665_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd665:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd675_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd675:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd678_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd678:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd690_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd690_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd720g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd720g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd730_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd730:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd750g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd750g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd765_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd765:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd765g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd765g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd768g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd768g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd778g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd778g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd865_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd865_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd870_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd870:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd888_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd888_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx55:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx55m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx55m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx65_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx65:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdxr2_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdxr2_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6225_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6225:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6250p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6250p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6375_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6375:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7250p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7250p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7325p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7325p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sw5100_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sw5100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sw5100p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sw5100p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9335_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9335:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9341_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9341:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3910_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3910:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3950_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3950:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3980_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3980:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3988_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3988:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3990_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3990:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3991_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3991:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3998_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3998:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6750_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6750:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6850_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6850:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6851_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6851:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6855_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6855:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6856_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6856:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8810_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8810:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8815_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8815:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8830:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8835:-:*:*:*:*:*:*:*
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-2021-30331 is associated with the following CWEs:

Exploit Prediction

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

0.04 }} 0.00%

score

0.10579

percentile

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