Detections
Analytics

CVE-2021-26675

high

Description

A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.

References

https://www.openwall.com/lists/oss-security/2021/02/08/2

https://www.debian.org/security/2021/dsa-4847

https://security.gentoo.org/glsa/202107-29

https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html

https://kunnamon.io/tbone/

https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog

https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb

https://bugzilla.suse.com/show_bug.cgi?id=1181751

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-13468

Details

Source: Mitre, NVD

Published: 2021-02-09

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.01301