CVE-2021-26675

HIGH

Intel ConnMan < 1.39 - Remote Code Execution via DNS Proxy Stack Overflow

Title source: llm
STIX 2.1

Description

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

References (8)

Core 8
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.suse.com/show_bug.cgi?id=1181751
Release Notes, Third Party Advisory x_refsource_confirm
https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog
Mailing List, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2021/02/08/2
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2021/dsa-4847
Technical Description, Third Party Advisory x_refsource_misc
https://kunnamon.io/tbone/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202107-29

Scores

CVSS v3 8.8
EPSS 0.0019
EPSS Percentile 40.0%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (4)
debian/debian_linux 9.0
debian/debian_linux 10.0
intel/connman < 1.39
opensuse/leap 15.2
Published Feb 09, 2021
Tracked Since Feb 18, 2026