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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2010-2024

Severity CVSS v4.0:
Pending analysis
Type:
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Publication date:
07/06/2010
Last modified:
11/04/2025

Description

transports/appendfile.c in Exim before 4.72, when MBX locking is enabled, allows local users to change permissions of arbitrary files or create arbitrary files, and cause a denial of service or possibly gain privileges, via a symlink attack on a lockfile in /tmp/.

Impact

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

Base Score: 4.40 MEDIUM
Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P

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

Base Score 2.0
4.40
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* 4.71 (including)
cpe:2.3:a:exim:exim:4.10:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.20:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.21:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.22:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.23:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.24:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.30:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.31:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.32:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.33:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.34:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.40:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.41:*:*:*:*:*:*:*
cpe:2.3:a:exim:exim:4.42:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools