CVE-2011-4577

Advisory lineage Upstream: 0 Downstream: 6
Modified
Published: 06 Jan 2012, 01:00
Last modified:07 Aug 2024, 00:09

Vulnerability Summary

Overall Risk (default)
low
18/100
CVSS Score
4.3 MEDIUM
v2.0 (nvd)
EPSS Score
2.79% LOW
3% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

06 Jan 2012, 01:00
Published
Vulnerability first disclosed
07 Aug 2024, 00:09
Last Modified
Vulnerability information updated

Description

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

CVSS Metrics

  • v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 2.79%• Percentile: 86%

Techniques & Countermeasures

  • CWE-399•Resource Management Errors

    Weaknesses in this category are related to improper management of system resources.

Affected Systems

  • Unknown•OpenSSL

    ≤ 0.9.8r | 0.9.1c | 0.9.2b | 0.9.4 | 0.9.5 | 0.9.5a | 0.9.6 | 0.9.6a | 0.9.6b | 0.9.6c | 0.9.6d | 0.9.6e | 0.9.6f | 0.9.6g | 0.9.6h | 0.9.6h:bogus | 0.9.6i | 0.9.6j | 0.9.6k | 0.9.6l | 0.9.6m | 0.9.7 | 0.9.7a | 0.9.7b | 0.9.7c | 0.9.7d | 0.9.7e | 0.9.7f | 0.9.7g | 0.9.7h | 0.9.7i | 0.9.7j | 0.9.7k | 0.9.7l | 0.9.7m | 0.9.8 | 0.9.8a | 0.9.8b | 0.9.8c | 0.9.8d | 0.9.8e | 0.9.8f | 0.9.8g | 0.9.8h | 0.9.8i | 0.9.8j | 0.9.8k | 0.9.8l | 0.9.8m | 0.9.8n | 0.9.8o | 0.9.8p | 0.9.8q | ≤ 1.0.0e | 1.0.0 | 1.0.0:beta1 | 1.0.0:beta2 | 1.0.0:beta3 | 1.0.0:beta4 | 1.0.0:beta5 | 1.0.0a | 1.0.0b | 1.0.0c | 1.0.0d

References (12)