CVE-2022-22823
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.8epss 3.4%
exploitation probability
3.4%top 12% of all CVEs
observed exploitation
nono source reports it
build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/aReferences
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdfhttps://github.com/libexpat/libexpat/pull/539https://security.gentoo.org/glsa/202209-24https://www.debian.org/security/2022/dsa-5073https://www.tenable.com/security/tns-2022-05http://www.openwall.com/lists/oss-security/2022/01/17/3