Vulnerability Details : CVE-2021-27357
RIOT-OS 2020.01 contains a buffer overflow vulnerability in /sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c.
Vulnerability category: Overflow
Products affected by CVE-2021-27357
- cpe:2.3:o:riot-os:riot:2021.01:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-27357
0.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-27357
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-27357
-
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-2021-27357
-
https://github.com/RIOT-OS/RIOT/issues/16018
gnrc_rpl: Lack of bounds check for packed structs · Issue #16018 · RIOT-OS/RIOT · GitHubThird Party Advisory
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