9.8

CVE-2022-25235

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libexpat Project ≫ Libexpat Version < 2.4.5
Debian ≫ Debian Linux Version 10.0
Debian ≫ Debian Linux Version 11.0
Fedoraproject ≫ Fedora Version 34
Fedoraproject ≫ Fedora Version 35
Oracle ≫ HTTP Server Version 12.2.1.3.0
Oracle ≫ HTTP Server Version 12.2.1.4.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.96% 0.911
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NIST 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CISA-ADP 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-116 Improper Encoding or Escaping of Output

The product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.

https://www.oracle.com/security-alerts/cpuapr2022.html
Patch
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
Third Party Advisory
https://security.gentoo.org/glsa/202209-24
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2022/02/19/1
Third Party Advisory
Mailing List
https://github.com/libexpat/libexpat/pull/562
Patch
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
https://security.netapp.com/advisory/ntap-20220303-0008/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5085
Third Party Advisory