CVE-2022-25235
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.8epss 5.0%
from disclosure to weapon97 days
Published on NVDFeb 16
1st PoC+97d
exploitation probability
5.0%top 9% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/apublic PoCs found — 1
githubgithub.com/Satheesh575555/external_expat_AOSP10_r33_CVE-2022-25235★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdfhttps://github.com/libexpat/libexpat/pull/562https://lists.debian.org/debian-lts-announce/2022/03/msg00007.htmlhttps://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.gentoo.org/glsa/202209-24https://security.netapp.com/advisory/ntap-20220303-0008/https://www.debian.org/security/2022/dsa-5085https://www.oracle.com/security-alerts/cpuapr2022.htmlhttp://www.openwall.com/lists/oss-security/2022/02/19/1