CVE-2022-25235

CRITICAL

9.8

Description

xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/16/2022

Last Modified5/5/2025

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxfedoraproject:fedoralibexpat_project:libexpatoracle:http_serveroracle:zfs_storage_appliance_kitsiemens:sinema_remote_connect_server

Weaknesses (CWE)

CWE-116CWE-116

References

http://www.openwall.com/lists/oss-security/2022/02/19/1(cve@mitre.org)

https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf(cve@mitre.org)

https://github.com/libexpat/libexpat/pull/562(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/(cve@mitre.org)

https://security.gentoo.org/glsa/202209-24(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20220303-0008/(cve@mitre.org)

https://www.debian.org/security/2022/dsa-5085(cve@mitre.org)

https://www.oracle.com/security-alerts/cpuapr2022.html(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2022/02/19/1(af854a3a-2127-422b-91ae-364da2661108)

https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/libexpat/libexpat/pull/562(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202209-24(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20220303-0008/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2022/dsa-5085(af854a3a-2127-422b-91ae-364da2661108)

https://www.oracle.com/security-alerts/cpuapr2022.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.