CVE-2023-52426

2024-02-0420:15:46

Debian Security Bug Tracker

security-tracker.debian.org

libexpat

xml entity expansion

vulnerability

unix

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

20.2%

JSON

libexpat through 2.5.0 allows recursive XML Entity Expansion if XML_DTD is undefined at compile time.

OSVersionArchitecturePackageVersionFilename
Debian12allexpat<= 2.5.0-1expat_2.5.0-1_all.deb
Debian11allexpat<= 2.2.10-2+deb11u5expat_2.2.10-2+deb11u5_all.deb
Debian10allexpat<= 2.2.6-2+deb10u4expat_2.2.6-2+deb10u4_all.deb
Debian999allexpat< 2.6.0-1expat_2.6.0-1_all.deb
Debian13allexpat< 2.6.0-1expat_2.6.0-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	expat	<= 2.5.0-1	expat_2.5.0-1_all.deb
Debian	11	all	expat	<= 2.2.10-2+deb11u5	expat_2.2.10-2+deb11u5_all.deb
Debian	10	all	expat	<= 2.2.6-2+deb10u4	expat_2.2.6-2+deb10u4_all.deb
Debian	999	all	expat	< 2.6.0-1	expat_2.6.0-1_all.deb
Debian	13	all	expat	< 2.6.0-1	expat_2.6.0-1_all.deb