Executive Summary

Informations
Name CVE-2023-49087 First vendor Publication 2023-11-30
Vendor Cve Last vendor Modification 2023-12-06

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

xml-security is a library that implements XML signatures and encryption. Validation of an XML signature requires verification that the hash value of the related XML-document matches a specific DigestValue-value, but also that the cryptographic signature on the SignedInfo-tree (the one that contains the DigestValue) verifies and matches a trusted public key. If an attacker somehow (i.e. by exploiting a bug in PHP's canonicalization function) manages to manipulate the canonicalized version's DigestValue, it would be possible to forge the signature. This issue has been patched in version 1.6.12 and 5.0.0-alpha.13.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-49087

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-345 Insufficient Verification of Data Authenticity

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1

Sources (Detail)

https://github.com/simplesamlphp/xml-security/commit/f509e3083dd7870cce5880c8...
https://github.com/simplesamlphp/xml-security/security/advisories/GHSA-ww7x-3...
Source Url

Alert History

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Date Informations
2023-12-06 21:27:33
  • Multiple Updates
2023-12-01 02:35:47
  • Multiple Updates
2023-12-01 02:35:24
  • Multiple Updates
2023-11-30 17:27:23
  • Multiple Updates
2023-11-30 13:27:24
  • First insertion