Vulnerability Details : CVE-2022-1841
In subsys/net/ip/tcp.c , function tcp_flags , when the incoming parameter flags is ECN or CWR , the buf will out-of-bounds write a byte zero.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-1841
- cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-1841
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 30 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-1841
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
3.9
|
1.4
|
NIST | |
|
7.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L |
3.9
|
2.7
|
Zephyr Project |
CWE ids for CVE-2022-1841
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Primary)
- vulnerabilities@zephyrproject.org (Secondary)
References for CVE-2022-1841
-
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5c3j-p8cr-2pgh
Out-of-Bound Write in tcp_flags · Advisory · zephyrproject-rtos/zephyr · GitHubPatch;Third Party Advisory
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