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

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CVE-2011-4623

Severity CVSS v4.0:
Pending analysis
Type:
CWE-189 Numeric Errors
Publication date:
25/09/2012
Last modified:
11/04/2025

Description

Integer overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the imfile module in rsyslog 4.x before 4.6.6, 5.x before 5.7.4, and 6.x before 6.1.4 allows local users to cause a denial of service (daemon hang) via a large file, which triggers a heap-based buffer overflow.

Impact

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

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:rsyslog:rsyslog:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.4:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.5:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.6:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.1.7:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.4.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.4.1:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:4.4.2:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools