Vulnerability Details : CVE-2021-26676
gdhcp in ConnMan before 1.39 could be used by network-adjacent attackers to leak sensitive stack information, allowing further exploitation of bugs in gdhcp.
Products affected by CVE-2021-26676
- 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-2021-26676
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26676
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.3
|
LOW | AV:A/AC:L/Au:N/C:P/I:N/A:N |
6.5
|
2.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
References for CVE-2021-26676
-
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
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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://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=58d397ba74873384aee449690a9070bacd5676fa
connman/connman.git - Connection ManagerPatch;Third Party Advisory
-
https://kunnamon.io/tbone/
–Third Party Advisory
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https://security.gentoo.org/glsa/202107-29
ConnMan: Multiple vulnerabilities (GLSA 202107-29) — Gentoo securityThird Party Advisory
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https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=a74524b3e3fad81b0fd1084ffdf9f2ea469cd9b1
connman/connman.git - Connection ManagerPatch;Third Party Advisory
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