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.

CVSS v3.0 8.8 HIGH
CVSS v2.0 5.8 MEDIUM

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CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

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CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 6.5 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.openwall.com/lists/oss-security/2021/02/08/2	Mailing List Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1181751	Issue Tracking Third Party Advisory
https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog	Release Notes Third Party Advisory
https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html	Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4847	Third Party Advisory
https://kunnamon.io/tbone/	Technical Description Third Party Advisory
https://security.gentoo.org/glsa/202107-29	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:intel:connman:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Configuration 3 (hide)

cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*

Information

Published : 2021-02-09 08:15

Updated : 2022-05-23 15:00

NVD link : CVE-2021-26675

Mitre link : CVE-2021-26675

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Products Affected

debian

debian_linux

intel

connman

opensuse

leap

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