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

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CVE-2013-2020

Severity CVSS v4.0:
Pending analysis
Type:
CWE-189 Numeric Errors
Publication date:
13/05/2013
Last modified:
11/04/2025

Description

Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial of service (crash) via a skewed offset larger than the size of the PE section in a UPX packed executable, which triggers an out-of-bounds read.

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:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:11.0:sp1:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:11.0:sp2:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:* 0.97.7 (including)
cpe:2.3:a:clamav:clamav:0.9:rc1:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:0.90:*:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:0.90:rc1:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:0.90:rc1.1:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:0.90:rc2:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:0.90:rc3:*:*:*:*:*:*
cpe:2.3:a:clamav:clamav:0.90.1:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools