Vulnerability Details : CVE-2021-31664
RIOT-OS 2021.01 before commit 44741ff99f7a71df45420635b238b9c22093647a contains a buffer overflow which could allow attackers to obtain sensitive information.
Vulnerability category: Overflow
Products affected by CVE-2021-31664
- cpe:2.3:o:riot-os:riot:2021.01:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-31664
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-31664
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-31664
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-31664
-
https://github.com/RIOT-OS/RIOT/pull/15345
sock_dns: Fix incorrect buffer bounds check by nmeum · Pull Request #15345 · RIOT-OS/RIOT · GitHubThird Party Advisory
-
https://github.com/RIOT-OS/RIOT/commit/44741ff99f7a71df45420635b238b9c22093647a
Merge pull request #15345 from nmeum/pr/sock_dns_overflow · RIOT-OS/RIOT@44741ff · GitHubThird Party Advisory
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