CVE-2011-1488
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are...
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
5.5
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
- Record
CVE-2011-1488- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 1.9 Low
AV:L/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-772
- Updated
- 2026-11-02
CVE List No score
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
- Record
CVE-2011-1488- Updated
- 2026-11-02
EUVDEUVD-2011-1491 No score
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
- Record
EUVD-2011-1491- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3php-pxg5-vr69 No score
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are...
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
- Record
GHSA-3php-pxg5-vr69- Updated
- 2026-11-02
OSV
5.5
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
- Record
CVE-2011-1488- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2011-1488
5.5
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages are logged when $RepeatedMsgReduction was enabled. A local attacker could use this flaw to cause a denial of the rsyslogd daemon service by crashing the service via a sequence of repeated log messages sent within short periods of time.
- Record
DEBIAN-CVE-2011-1488- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-1488 is a medium vulnerability (CVSS 5.5) in Rsyslog, published November 14, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. Fixed in rsyslog 5.7.6-1.
References
security-tracker.debian.org/tracker/CVE-2011-1488
bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-1488
access.redhat.com/security/cve/cve-2011-1488
lists.opensuse.org/opensuse-security-announce/2011-04/msg00005.html
github.com/rsyslog/rsyslog/commit/1ef709cc97d54f74d3fdeb83788cc4b01f4c6a2a
nvd.nist.gov/vuln/detail/CVE-2011-1488
github.com/advisories/GHSA-3php-pxg5-vr69