Vulnerability Details : CVE-2021-26675
A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2021-26675
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:intel:connman:*:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26675
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26675
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.8
|
MEDIUM | AV:A/AC:L/Au:N/C:P/I:P/A:P |
6.5
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-26675
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-26675
-
https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog
ChangeLog - connman/connman.git - Connection ManagerRelease Notes;Third Party Advisory
-
https://www.openwall.com/lists/oss-security/2021/02/08/2
oss-security - Remote code execution in connmanMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html
[SECURITY] [DLA 2552-1] connman security updateMailing List;Third Party Advisory
-
https://www.debian.org/security/2021/dsa-4847
Debian -- Security Information -- DSA-4847-1 connmanThird Party Advisory
-
https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb
connman/connman.git - Connection ManagerPatch;Third Party Advisory
-
https://bugzilla.suse.com/show_bug.cgi?id=1181751
Bug 1181751 – VUL-0: CVE-2021-26675, CVE-2021-26676: connman: mutliple issues in DNS handlingIssue Tracking;Third Party Advisory
-
https://kunnamon.io/tbone/
–Technical Description;Third Party Advisory
-
https://security.gentoo.org/glsa/202107-29
ConnMan: Multiple vulnerabilities (GLSA 202107-29) — Gentoo securityThird Party Advisory
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