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CVE-2011-1924

Published: Jun 14, 2011Updated: Apr 29, 2026 Sources: CVE List NVDCWE-119
NVD MITRE
5.0CVSSMEDIUM
EPSS Score
2.8%
Top 15.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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 Vector Breakdown

AV:NAC:LAu:NC:NI:NA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

n/an/a
tortor
Mixed
Security Products / secure-gateway-vpn
toross-projectSecurity Productsaka tor project

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://secunia.com/advisories/43548
secunia.com
https://bugzilla.redhat.com/show_bug.cgi?id=705194
bugzilla.redhat.com
http://secunia.com/advisories/44862
secunia.com
and 5 more references View all →

Timeline

Published
Jun 14, 2011
Last Updated
Apr 29, 2026

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