Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2009-2042

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
12/06/2009
Last modified:
09/04/2025

Description

libpng before 1.2.37 does not properly parse 1-bit interlaced images with width values that are not divisible by 8, which causes libpng to include uninitialized bits in certain rows of a PNG file and might allow remote attackers to read portions of sensitive memory via "out-of-bounds pixels" in the file.

Impact

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

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

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

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:libpng:libpng:*:*:*:*:*:*:*:* 1.2.35 (including)
cpe:2.3:a:libpng:libpng:0.89c:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:0.95:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.7:beta17:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.7:beta18:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.7:rc1:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.7:rc2:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.8:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.8:beta1:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.8:beta2:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.8:beta3:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.0.8:beta4:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools