Vulnerability Details : CVE-2011-0427
Heap-based buffer overflow in Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.
Vulnerability category: OverflowMemory CorruptionExecute codeDenial of service
Products affected by CVE-2011-0427
- cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.9:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.5:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.6:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.4:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.7:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.8:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre13:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre14:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre22:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre23:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre15:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre16:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre24:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre25:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.9.10:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre20:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre21:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.7.3:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre17:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre18:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre19:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre26:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.2_pre27:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.0.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.14:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.15:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.22:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.12:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.13:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.20:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.21:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.8:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.9:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.16:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.17:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.18:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.5:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.10:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.11:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.19:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.7:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.26:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.23:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.14:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.8:beta:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.7:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.10:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.9:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.13:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.5:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.12:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.11:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.3:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.19:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.30:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.15:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.17:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.18:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.16:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.8:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.9:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.16:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.17:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.24:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.25:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.25:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.3:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.4:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.5:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.12:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.13:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.20:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.21:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.30:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.28:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.7:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.14:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.15:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.22:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.23:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.31:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.31:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.1:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.2:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.10:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.11:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.18:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.19:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.26:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.27:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.29:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.32:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.35:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.34:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.33:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.3:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.7:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.5:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.4:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.1:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.2:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.11:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.12:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.19:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.13:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.14:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.9:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.10:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.17:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.18:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.8:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.15:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.16:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.11:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.12:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.17:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.19:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.20:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.25:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.27:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.8:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.8:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.5:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.13:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.14:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.15:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.16:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.3:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.4:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.5:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.2:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.1:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.10:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.2.20:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.1:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.21:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.22:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.23:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.24:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.31:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.30:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.0.29:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.2.1:alpha-cvs:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.7:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.9:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.10:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.12:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.18:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.2:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.26:*:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.7:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.2.1.9:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.3:alpha:*:*:*:*:*:*
- cpe:2.3:a:tor:tor:0.1.1.4:alpha:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-0427
4.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 92 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-0427
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2011-0427
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-0427
-
https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLog
Patch
-
http://www.vupen.com/english/advisories/2011/0131
Webmail | OVH- OVHVendor Advisory
-
http://www.vupen.com/english/advisories/2011/0132
Webmail | OVH- OVHVendor Advisory
-
http://blog.torproject.org/blog/tor-02129-released-security-patches
Tor 0.2.1.29 is released (security patches) | Tor BlogPatch;Vendor Advisory
-
http://www.securitytracker.com/id?1024980
Tor Flaws Let Remote Users Execute Arbitrary Code or Deny Service and Let Local Users Obtain Potentially Sensitive Information - SecurityTracker
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/64748
Tor unspecified buffer overflow CVE-2011-0427 Vulnerability Report
-
http://www.securityfocus.com/bid/45832
Tor Unspecified Buffer Overflow, Denial of Service and Information Disclosure Vulnerabilities
-
http://archives.seul.org/or/announce/Jan-2011/msg00000.html
Tor 0.2.1.29 is released (security patches)Patch
-
http://www.debian.org/security/2011/dsa-2148
Debian -- Security Information -- DSA-2148-1 tor
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