CVE-2009-4151
MEDIUM · CVSS 5.8EPSS 1.8%EU EUVD
Session fixation vulnerability in html/Elements/SetupSessionCookie in Best Practical Solutions RT 3.0.0 through 3.6.9 and 3.8.x through 3.8.5 allows remote attackers to hijack web sessions by setting the session identifier via a manipulation that leverages "HTTP access to the RT server," a related issue to CVE-2009-3585.
Key facts
- CVSS score
- 5.8 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:N- Weakness (CWE)
- CWE-287
- EPSS score
- 1.8% (79th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-4121)
- Published
- December 2, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-4121 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
- bestpractical / rt
References
- http://bestpractical.typepad.com/files/rt-3.0.0-session_fixation.v3.patch(Patch)
- http://bestpractical.typepad.com/files/rt-3.0.1-3.0.6-session_fixation.v3.patch(Patch)
- http://bestpractical.typepad.com/files/rt-3.0.7-3.6.1-session_fixation.v3.patch(Patch)
- http://bestpractical.typepad.com/files/rt-3.6.2-3.6.3-session_fixation.v3.patch(Patch)
- http://bestpractical.typepad.com/files/rt-3.6.4-3.6.9-session_fixation.v2.patch(Patch)
- http://bestpractical.typepad.com/files/rt-3.8-session_fixation.patch(Patch)
- http://blog.bestpractical.com/2009/11/session-fixation-vulnerability.html(Patch)
- http://lists.bestpractical.com/pipermail/rt-announce/2009-November/000176.html(Patch)
- http://lists.bestpractical.com/pipermail/rt-announce/2009-November/000177.html(Patch)
- http://secunia.com/advisories/37546(Vendor Advisory)
- http://secunia.com/advisories/37728
- http://www.securityfocus.com/bid/37162(Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54472
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00761.html
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00794.html
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00832.html
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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