Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2012-0840

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
10/02/2012
Last modified:
07/11/2023

Description

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.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:apache:portable_runtime:*:*:*:*:*:*:*:* 1.4.5 (including)
cpe:2.3:a:apache:portable_runtime:0.9.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.2-dev:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.3-dev:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.5:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.7:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.7-dev:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.8:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:0.9.16-dev:*:*:*:*:*:*:*
cpe:2.3:a:apache:portable_runtime:1.3.0:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools