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Debian 7: DLA-1297-1 Critical Simplesamlphp Authentication Flaw

debian lts
Calendar Grey March 2, 2018
Dist Debian Esm H88
Important security patch for SimpleSAMLphp addresses login failures and excessive resource usage on Debian 7 systems.
Several vulnerabilities have been discovered in SimpleSAMLphp, a framework for authentication, primarily via the SAML protocol
Topics%20covered

Topics Covered

security advisory critical debian authentication issue simplesamlphp

Summary

An incorrect check of return values in the signature validation
utilities allowed an attacker to get invalid signatures accepted
as valid in the rare case of an error occurring during validation.

SSPSA-201802-01 (no CVE yet)

Critical signature validation vulnerability.

In addition this update adds a patch to solve excessive resource
consumption in case of SimpleSAMLphp processing a large metadata file.

For Debian 7 "Wheezy", these problems have been fixed in version
1.9.2-1+deb7u3.

We recommend that you upgrade your simplesamlphp packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
critical
Lowest
Low
Medium
High
Critical

Package: simplesamlphp
Version: 1.9.2-1+deb7u3
CVE ID: CVE-2016-9814 CVE-2016-9955

Topics%20covered

Topics Covered

security advisory critical debian authentication issue simplesamlphp

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