Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2012-0840

tables/apr_hash.c in the Apache Portable Runtime (APR) library through 1.4.5 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.

Published

2012-02-10T19:55:02.407

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application apache portable_runtime ≤ 1.4.5 Yes
Application apache portable_runtime 0.9.1 Yes
Application apache portable_runtime 0.9.2 Yes
Application apache portable_runtime 0.9.2-dev Yes
Application apache portable_runtime 0.9.3 Yes
Application apache portable_runtime 0.9.3-dev Yes
Application apache portable_runtime 0.9.4 Yes
Application apache portable_runtime 0.9.5 Yes
Application apache portable_runtime 0.9.6 Yes
Application apache portable_runtime 0.9.7 Yes
Application apache portable_runtime 0.9.7-dev Yes
Application apache portable_runtime 0.9.8 Yes
Application apache portable_runtime 0.9.9 Yes
Application apache portable_runtime 0.9.16-dev Yes
Application apache portable_runtime 1.3.0 Yes
Application apache portable_runtime 1.3.1 Yes
Application apache portable_runtime 1.3.2 Yes
Application apache portable_runtime 1.3.3 Yes
Application apache portable_runtime 1.3.4 Yes
Application apache portable_runtime 1.3.4-dev Yes
Application apache portable_runtime 1.3.5 Yes
Application apache portable_runtime 1.3.6 Yes
Application apache portable_runtime 1.3.6-dev Yes
Application apache portable_runtime 1.3.7 Yes
Application apache portable_runtime 1.3.8 Yes
Application apache portable_runtime 1.3.9 Yes
Application apache portable_runtime 1.3.10 Yes
Application apache portable_runtime 1.3.11 Yes
Application apache portable_runtime 1.3.12 Yes
Application apache portable_runtime 1.3.13 Yes
Application apache portable_runtime 1.4.0 Yes
Application apache portable_runtime 1.4.1 Yes
Application apache portable_runtime 1.4.2 Yes
Application apache portable_runtime 1.4.3 Yes
Application apache portable_runtime 1.4.4 Yes
References