PT-2019-4130 · Simplesamlphp+1 · Simplesamlphp+1

Published 2019-11-05 · Updated 2020-08-24 · CVE-2019-3465

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Rob Richards XmlSecLibs versions prior to 3.0.3 SimpleSAMLphp (affected versions not specified)

Description The issue is related to incorrect validation of cryptographic signatures in XML messages. This allows an authenticated attacker to impersonate others or elevate privileges by creating a crafted XML message. Exploitation of the vulnerability may also enable a remote attacker to access confidential data, compromise its integrity, and cause a denial of service.

Recommendations For Rob Richards XmlSecLibs versions prior to 3.0.3, update to version 3.0.3 or later to resolve the issue. For SimpleSAMLphp, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Verification of Cryptographic Signature

RCE

Weakness Enumeration

CWE-347

CWE-20

Related Identifiers

BDU:2019-04709

CVE-2019-3465

DLA-1983-1

DSA-4560-1

GHSA-PQM6-CGWR-X6PF

Affected Products

Simplesamlphp

Xmlseclibs

References · 37

• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/robrichards/xmlseclibs/CVE-2019-3465.yaml · Exploit
• https://github.com/robrichards/xmlseclibs/commit/0a53d3c3aa87564910cae4ed01416441d3ae0db5 · Patch
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MAWOVYLZKYDCQBLQEJCFAAD3KQTBPHXE · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ESKJTWLE7QZBQ3EKMYXKMBQG3JDEJWM6 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2019-3465 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KID7C4AZPYYIZQIPSLANP4R2RQR6YK3 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/XBSSRV5Q7JFCYO46A3EN624UZ4KXFQ2M · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4560-1 · Vendor Advisory
• https://debian.org/security/2019/dsa-4560 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1983-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/ESKJTWLE7QZBQ3EKMYXKMBQG3JDEJWM6 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-3465 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AB34ILMJ67CUROBOR6YPKB46VHXLOAJ4 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-3465 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/7KID7C4AZPYYIZQIPSLANP4R2RQR6YK3 · Vendor Advisory