CVE-2016-0721

Session fixation vulnerability in pcsd in pcs before 0.9.157.

Weakness

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

Affected Software

Extended Description

Such a scenario is commonly observed when:

Potential Mitigations

Related Attack Patterns

• https://cwe.mitre.org/data/definitions/196.html
• https://cwe.mitre.org/data/definitions/21.html
• https://cwe.mitre.org/data/definitions/31.html
• https://cwe.mitre.org/data/definitions/39.html
• https://cwe.mitre.org/data/definitions/59.html
• https://cwe.mitre.org/data/definitions/60.html
• https://cwe.mitre.org/data/definitions/61.html

References

• http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178261.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178384.html
• http://rhn.redhat.com/errata/RHSA-2016-2596.html
• http://www.securityfocus.com/bid/97977
• https://bugzilla.redhat.com/show_bug.cgi?id=1299615
• https://github.com/ClusterLabs/pcs/commit/acdbbe8307e6f4a36b2c7754765e732e43fe8d17
• https://github.com/ClusterLabs/pcs/commit/bc6ad9086857559db57f4e3e6de66762291c0774
• https://github.com/ClusterLabs/pcs/commit/e9b28833d54a47ec441f6dbad0db96e1fc662a5b