HTTPRedirect.php in the saml2 library in SimpleSAMLphp before 1.15.4 has an incorrect check of return values in the signature validation utilities, allowing an attacker to get invalid signatures accepted as valid by forcing an error during validation. This occurs because of a dependency on PHP functionality that interprets a -1 error code as a true boolean value.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-1314-1 simplesamlphp security update
EUVD EUVD EUVD-2022-3924 HTTPRedirect.php in the saml2 library in SimpleSAMLphp before 1.15.4 has an incorrect check of return values in the signature validation utilities, allowing an attacker to get invalid signatures accepted as valid by forcing an error during validation. This occurs because of a dependency on PHP functionality that interprets a -1 error code as a true boolean value.
Github GHSA Github GHSA GHSA-g888-g2pp-82hf SimpleSAMLphp saml2 incorrect signature validation
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T06:31:05.158Z

Reserved: 2018-03-05T00:00:00

Link: CVE-2018-7711

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-03-05T22:29:00.323

Modified: 2024-11-21T04:12:34.550

Link: CVE-2018-7711

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.