CVE Vulnerabilities

CVE-2019-3465

Improper Verification of Cryptographic Signature

Published: Nov 07, 2019 | Modified: Nov 07, 2023
CVSS 3.x
8.8
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
6.5 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

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.

Weakness

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

Affected Software

Name Vendor Start Version End Version
Xmlseclibs Xmlseclibs_project 1.0.0 (including) 1.4.2 (including)
Xmlseclibs Xmlseclibs_project 2.0.0 (including) 2.1.0 (including)
Xmlseclibs Xmlseclibs_project 3.0.0 (including) 3.0.3 (including)
Simplesamlphp Ubuntu bionic *
Simplesamlphp Ubuntu disco *
Simplesamlphp Ubuntu eoan *
Simplesamlphp Ubuntu trusty *
Simplesamlphp Ubuntu xenial *

References