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

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CVE-2008-4640

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
21/10/2008
Last modified:
09/04/2025

Description

The DoCommand function in jhead.c in Matthias Wandel jhead 2.84 and earlier allows local users to delete arbitrary files via vectors involving a modified input filename in which (1) a final "z" character is replaced by a "t" character or (2) a final "t" character is replaced by a "z" character.

Impact

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

Base Score: 3.60 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P

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

Base Score 2.0
3.60
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:sentex:jhead:*:*:*:*:*:*:*:* 2.82 (including)
cpe:2.3:a:sentex:jhead:1.2:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.3:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.4:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.5:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.6:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.7:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.8:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:1.9:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:2.0:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:2.1:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:2.2:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:2.3:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:2.4:*:*:*:*:*:*:*
cpe:2.3:a:sentex:jhead:2.4-1:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools