Home/CVE/Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validat
CVE

CVE-2019-3465

Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validat

Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validation of cryptographic signatures in XML messages, allowing an authenticated attacker to impersonate others or elevate privileges by creating a crafted XML message.

HIGH · CVSS 8.8 EPSS 0.01873
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-347Improper Verification of Cryptographic Signature
▤

Affected Products & Versions

5
xmlseclibs project xmlseclibs>= 1.0.0 and <= 1.4.2
xmlseclibs project xmlseclibs>= 2.0.0 and <= 2.1.0
xmlseclibs project xmlseclibs>= 3.0.0 and <= 3.0.3
debian linuxall versions
simplesamlphp<= 1.17.6
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Packagist robrichards/xmlseclibs HIGH fixed in 3.0.4
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · security@debian.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Nov 2019 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

15
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/robrichards/xmlseclibs/commit/0a53d3c3aa87564910cae4ed01416441d3ae0db5Patch
https://lists.debian.org/debian-lts-announce/2019/11/msg00003.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KID7C4AZPYYIZQIPSLANP4R2RQR6YK3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AB34ILMJ67CUROBOR6YPKB46VHXLOAJ4/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBKVDUZ7G5ZOUO4BFJWLNJ6VOKBQJX5U/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BNFMY5RRLU63P25HEBVDO5KAVI7TX7JV/
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