Vulnerability Details : CVE-2011-0491

The tor_realloc function in Tor before and 0.2.2.x before does not validate a certain size value during memory allocation, which might allow remote attackers to cause a denial of service (daemon crash) via unspecified vectors, related to "underflow errors."
Vulnerability category: Input validationDenial of service
Published 2011-01-19 12:00:20
Updated 2017-08-17 01:33:35
Source MITRE
View at NVD,

Exploit prediction scoring system (EPSS) score for CVE-2011-0491

Probability of exploitation activity in the next 30 days: 2.28%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 88 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2011-0491

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source

CWE ids for CVE-2011-0491

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: (Primary)

References for CVE-2011-0491

Products affected by CVE-2011-0491

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