VulnerabilityModified
CVE-2011-1924
Buffer overflow in the policy_summarize function in or/policies.c in Tor before 0.2.1.30 allows remote attackers to cause a denial of service (directory authority crash) via a crafted policy that triggers creation of a long port list.
MEDIUM 5.0EPSS 2.82%
Does this matter?
Lower severity and a low EPSS score (2.82%). Track it; it rarely justifies an emergency change on its own.
Description
Buffer overflow in the policy_summarize function in or/policies.c in Tor before 0.2.1.30 allows remote attackers to cause a denial of service (directory authority crash) via a crafted policy that triggers creation of a long port list.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.82% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- tor/tor
- Source
- secalert@redhat.com
References
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061258.html
- http://secunia.com/advisories/43548Vendor Advisory
- http://secunia.com/advisories/44862Vendor Advisory
- http://www.securityfocus.com/bid/46618
- https://bugzilla.redhat.com/show_bug.cgi?id=705192Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=705194
- https://gitweb.torproject.org/tor.git/commit/43414eb98821d3b5c6c65181d7545ce938f82c8ePatch
- https://lists.torproject.org/pipermail/tor-announce/2011-February/000000.htmlPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061258.html
- http://secunia.com/advisories/43548Vendor Advisory
- http://secunia.com/advisories/44862Vendor Advisory
- http://www.securityfocus.com/bid/46618
- https://bugzilla.redhat.com/show_bug.cgi?id=705192Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=705194
- https://gitweb.torproject.org/tor.git/commit/43414eb98821d3b5c6c65181d7545ce938f82c8ePatch
- https://lists.torproject.org/pipermail/tor-announce/2011-February/000000.htmlPatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.