Vulnerability Details : CVE-2011-2778

Multiple heap-based buffer overflows in Tor before 0.2.2.35 allow remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code by (1) establishing a SOCKS connection to SocksPort or (2) leveraging a SOCKS proxy configuration.
Published 2011-12-23 03:59:22
Updated 2012-01-19 03:58:42
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowMemory CorruptionExecute codeDenial of service

Products affected by CVE-2011-2778

Exploit prediction scoring system (EPSS) score for CVE-2011-2778

EPSS FAQ
1.62%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2011-2778

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.6
 HIGH AV:N/AC:H/Au:N/C:C/I:C/A:C
4.9
10.0
 NIST

CWE ids for CVE-2011-2778

  • 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-2011-2778

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