Vulnerability Details : CVE-2021-31661
RIOT-OS 2021.01 before commit 609c9ada34da5546cffb632a98b7ba157c112658 contains a buffer overflow that could allow attackers to obtain sensitive information.
Vulnerability category: Overflow
Products affected by CVE-2021-31661
- cpe:2.3:o:riot-os:riot:2021.01:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-31661
0.14%
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-2021-31661
| 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-2021-31661
-
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-2021-31661
-
https://github.com/RIOT-OS/RIOT/pull/15945
clif: After incrementing pos, make sure it is still in bounds by nmeum · Pull Request #15945 · RIOT-OS/RIOT · GitHubThird Party Advisory
-
https://github.com/RIOT-OS/RIOT/commit/609c9ada34da5546cffb632a98b7ba157c112658
Merge pull request #15945 from nmeum/pr/clif_get_attr_bounds · RIOT-OS/RIOT@609c9ad · GitHubPatch;Third Party Advisory
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