CVE-2011-1924

Summary

CVECVE-2011-1924
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-06-14 17:55:05 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionBuffer 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.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:N/A:P

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Tor Tor 0.0.2 All All All
Application Tor Tor 0.0.2_pre13 All All All
Application Tor Tor 0.0.2_pre14 All All All
Application Tor Tor 0.0.2_pre15 All All All
Application Tor Tor 0.0.2_pre16 All All All
Application Tor Tor 0.0.2_pre17 All All All
Application Tor Tor 0.0.2_pre18 All All All
Application Tor Tor 0.0.2_pre19 All All All
Application Tor Tor 0.0.2_pre20 All All All
Application Tor Tor 0.0.2_pre21 All All All
Application Tor Tor 0.0.2_pre22 All All All
Application Tor Tor 0.0.2_pre23 All All All
Application Tor Tor 0.0.2_pre24 All All All
Application Tor Tor 0.0.2_pre25 All All All
Application Tor Tor 0.0.2_pre26 All All All
Application Tor Tor 0.0.2_pre27 All All All
Application Tor Tor 0.0.3 All All All
Application Tor Tor 0.0.4 All All All
Application Tor Tor 0.0.5 All All All
Application Tor Tor 0.0.6 All All All
Application Tor Tor 0.0.6.1 All All All
Application Tor Tor 0.0.6.2 All All All
Application Tor Tor 0.0.7 All All All
Application Tor Tor 0.0.7.1 All All All
Application Tor Tor 0.0.7.2 All All All
Application Tor Tor 0.0.7.3 All All All
Application Tor Tor 0.0.8 All All All
Application Tor Tor 0.0.8.1 All All All
Application Tor Tor 0.0.9 All All All
Application Tor Tor 0.0.9.1 All All All
Application Tor Tor 0.0.9.10 All All All
Application Tor Tor 0.0.9.2 All All All
Application Tor Tor 0.0.9.3 All All All
Application Tor Tor 0.0.9.4 All All All
Application Tor Tor 0.0.9.5 All All All
Application Tor Tor 0.0.9.6 All All All
Application Tor Tor 0.0.9.7 All All All
Application Tor Tor 0.0.9.8 All All All
Application Tor Tor 0.0.9.9 All All All
Application Tor Tor 0.1.0.1 All All All
Application Tor Tor 0.1.0.10 All All All
Application Tor Tor 0.1.0.11 All All All
Application Tor Tor 0.1.0.12 All All All
Application Tor Tor 0.1.0.13 All All All
Application Tor Tor 0.1.0.14 All All All
Application Tor Tor 0.1.0.15 All All All
Application Tor Tor 0.1.0.16 All All All
Application Tor Tor 0.1.0.17 All All All
Application Tor Tor 0.1.0.18 All All All
Application Tor Tor 0.1.0.19 All All All
Application Tor Tor 0.1.0.2 All All All
Application Tor Tor 0.1.0.3 All All All
Application Tor Tor 0.1.0.4 All All All
Application Tor Tor 0.1.0.5 All All All
Application Tor Tor 0.1.0.6 All All All
Application Tor Tor 0.1.0.7 All All All
Application Tor Tor 0.1.0.8 All All All
Application Tor Tor 0.1.0.9 All All All
Application Tor Tor 0.1.1 All All All
Application Tor Tor 0.1.1.1 All All All
Application Tor Tor 0.1.1.1 alpha All All
Application Tor Tor 0.1.1.10 All All All
Application Tor Tor 0.1.1.10 alpha All All
Application Tor Tor 0.1.1.10_alpha All All All
Application Tor Tor 0.1.1.11 All All All
Application Tor Tor 0.1.1.12 All All All
Application Tor Tor 0.1.1.13 All All All
Application Tor Tor 0.1.1.14 All All All
Application Tor Tor 0.1.1.15 All All All
Application Tor Tor 0.1.1.16 All All All
Application Tor Tor 0.1.1.17 All All All
Application Tor Tor 0.1.1.18 All All All
Application Tor Tor 0.1.1.19 All All All
Application Tor Tor 0.1.1.1_alpha All All All
Application Tor Tor 0.1.1.2 All All All
Application Tor Tor 0.1.1.2 alpha All All
Application Tor Tor 0.1.1.20 All All All
Application Tor Tor 0.1.1.21 All All All
Application Tor Tor 0.1.1.22 All All All
Application Tor Tor 0.1.1.23 All All All
Application Tor Tor 0.1.1.25 All All All
Application Tor Tor 0.1.1.26 All All All
Application Tor Tor 0.1.1.2_alpha All All All
Application Tor Tor 0.1.1.3 All All All
Application Tor Tor 0.1.1.3 alpha All All
Application Tor Tor 0.1.1.3_alpha All All All
Application Tor Tor 0.1.1.4 All All All
Application Tor Tor 0.1.1.4 alpha All All
Application Tor Tor 0.1.1.4_alpha All All All
Application Tor Tor 0.1.1.5 All All All
Application Tor Tor 0.1.1.5 alpha All All
Application Tor Tor 0.1.1.6 All All All
Application Tor Tor 0.1.1.6 alpha All All
Application Tor Tor 0.1.1.6_alpha All All All
Application Tor Tor 0.1.1.7 All All All
Application Tor Tor 0.1.1.7 alpha All All
Application Tor Tor 0.1.1.7_alpha All All All
Application Tor Tor 0.1.1.8 All All All
Application Tor Tor 0.1.1.8 alpha All All
Application Tor Tor 0.1.1.9 All All All
Application Tor Tor 0.1.1.9 alpha All All
Application Tor Tor 0.1.2.1 alpha All All
Application Tor Tor 0.1.2.1 alpha-cvs All All
Application Tor Tor 0.1.2.10 All All All
Application Tor Tor 0.1.2.11 All All All
Application Tor Tor 0.1.2.12 All All All
Application Tor Tor 0.1.2.13 All All All
Application Tor Tor 0.1.2.14 All All All
Application Tor Tor 0.1.2.15 All All All
Application Tor Tor 0.1.2.16 All All All
Application Tor Tor 0.1.2.17 All All All
Application Tor Tor 0.1.2.18 All All All
Application Tor Tor 0.1.2.19 All All All
Application Tor Tor 0.1.2.2 All All All
Application Tor Tor 0.1.2.3 alpha All All
Application Tor Tor 0.1.2.30 All All All
Application Tor Tor 0.1.2.31 All All All
Application Tor Tor 0.1.2.4 All All All
Application Tor Tor 0.1.2.5 All All All
Application Tor Tor 0.1.2.5 alpha All All
Application Tor Tor 0.1.2.6 alpha All All
Application Tor Tor 0.1.2.7 alpha All All
Application Tor Tor 0.1.2.8 beta All All
Application Tor Tor 0.1.2.9 All All All
Application Tor Tor 0.2.0.1 alpha All All
Application Tor Tor 0.2.0.10 alpha All All
Application Tor Tor 0.2.0.11 alpha All All
Application Tor Tor 0.2.0.12 alpha All All
Application Tor Tor 0.2.0.13 alpha All All
Application Tor Tor 0.2.0.14 alpha All All
Application Tor Tor 0.2.0.15 alpha All All
Application Tor Tor 0.2.0.16 alpha All All
Application Tor Tor 0.2.0.17 alpha All All
Application Tor Tor 0.2.0.18 alpha All All
Application Tor Tor 0.2.0.19 alpha All All
Application Tor Tor 0.2.0.2 alpha All All
Application Tor Tor 0.2.0.20 alpha All All
Application Tor Tor 0.2.0.21 alpha All All
Application Tor Tor 0.2.0.22 alpha All All
Application Tor Tor 0.2.0.23 alpha All All
Application Tor Tor 0.2.0.24 alpha All All
Application Tor Tor 0.2.0.25 alpha All All
Application Tor Tor 0.2.0.26 alpha All All
Application Tor Tor 0.2.0.27 alpha All All
Application Tor Tor 0.2.0.28 alpha All All
Application Tor Tor 0.2.0.29 All All All
Application Tor Tor 0.2.0.29 alpha All All
Application Tor Tor 0.2.0.3 alpha All All
Application Tor Tor 0.2.0.30 All All All
Application Tor Tor 0.2.0.30 alpha All All
Application Tor Tor 0.2.0.31 All All All
Application Tor Tor 0.2.0.31 alpha All All
Application Tor Tor 0.2.0.32 alpha All All
Application Tor Tor 0.2.0.33 All All All
Application Tor Tor 0.2.0.34 alpha All All
Application Tor Tor 0.2.0.35 All All All
Application Tor Tor 0.2.0.4 alpha All All
Application Tor Tor 0.2.0.5 alpha All All
Application Tor Tor 0.2.0.6 alpha All All
Application Tor Tor 0.2.0.7 alpha All All
Application Tor Tor 0.2.0.8 alpha All All
Application Tor Tor 0.2.0.9 alpha All All
Application Tor Tor 0.2.1.1 alpha All All
Application Tor Tor 0.2.1.1.1 alpha All All
Application Tor Tor 0.2.1.1.10 alpha All All
Application Tor Tor 0.2.1.1.11 alpha All All
Application Tor Tor 0.2.1.1.12 All All All
Application Tor Tor 0.2.1.1.12 alpha All All
Application Tor Tor 0.2.1.1.13 All All All
Application Tor Tor 0.2.1.1.14 All All All
Application Tor Tor 0.2.1.1.15 All All All
Application Tor Tor 0.2.1.1.16 All All All
Application Tor Tor 0.2.1.1.17 All All All
Application Tor Tor 0.2.1.1.18 All All All
Application Tor Tor 0.2.1.1.19 All All All
Application Tor Tor 0.2.1.1.2 alpha All All
Application Tor Tor 0.2.1.1.20 All All All
Application Tor Tor 0.2.1.1.21 All All All
Application Tor Tor 0.2.1.1.22 All All All
Application Tor Tor 0.2.1.1.23 All All All
Application Tor Tor 0.2.1.1.24 All All All
Application Tor Tor 0.2.1.1.25 All All All
Application Tor Tor 0.2.1.1.26 All All All
Application Tor Tor 0.2.1.1.27 All All All
Application Tor Tor 0.2.1.1.28 All All All
Application Tor Tor 0.2.1.1.3 alpha All All
Application Tor Tor 0.2.1.1.4 alpha All All
Application Tor Tor 0.2.1.1.5 alpha All All
Application Tor Tor 0.2.1.1.6 alpha All All
Application Tor Tor 0.2.1.1.7 alpha All All
Application Tor Tor 0.2.1.1.8 alpha All All
Application Tor Tor 0.2.1.1.9 alpha All All
Application Tor Tor 0.2.1.10 alpha All All
Application Tor Tor 0.2.1.11 alpha All All
Application Tor Tor 0.2.1.12 All All All
Application Tor Tor 0.2.1.12 alpha All All
Application Tor Tor 0.2.1.13 All All All
Application Tor Tor 0.2.1.14 All All All
Application Tor Tor 0.2.1.15 All All All
Application Tor Tor 0.2.1.16 All All All
Application Tor Tor 0.2.1.17 All All All
Application Tor Tor 0.2.1.18 All All All
Application Tor Tor 0.2.1.19 All All All
Application Tor Tor 0.2.1.2 alpha All All
Application Tor Tor 0.2.1.20 All All All
Application Tor Tor 0.2.1.21 All All All
Application Tor Tor 0.2.1.22 All All All
Application Tor Tor 0.2.1.23 All All All
Application Tor Tor 0.2.1.24 All All All
Application Tor Tor 0.2.1.25 All All All
Application Tor Tor 0.2.1.26 All All All
Application Tor Tor 0.2.1.27 All All All
Application Tor Tor 0.2.1.28 All All All
Application Tor Tor 0.2.1.3 alpha All All
Application Tor Tor 0.2.1.4 alpha All All
Application Tor Tor 0.2.1.5 alpha All All
Application Tor Tor 0.2.1.6 alpha All All
Application Tor Tor 0.2.1.7 alpha All All
Application Tor Tor 0.2.1.8 alpha All All
Application Tor Tor 0.2.1.9 alpha All All
Application Tor Tor All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 14 Update: tor-0.2.1.30-1400.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
705194 – tor: remote DoS fixed in 0.2.1.30 [fedora-14] af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
Bug 705192 – CVE-2011-1924 tor: remote DoS fixed in 0.2.1.30 af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Patch
tor - Tor's source code af854a3a-2127-422b-91ae-364da2661108 gitweb.torproject.org Patch
Fedora update for tor - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
About Secunia Research | Flexera af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
[tor-announce] Tor 0.2.1.30 is released af854a3a-2127-422b-91ae-364da2661108 lists.torproject.org Patch
Tor Directory Authority 'src/or/policies.c' Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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