Vulnerability in Rsyslog
CVE-2011-1489
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages were logged when multiple rulesets were used and some output batches contained messages belonging to more than one ruleset. A local attacker could cause denial of the rsyslogd daemon service via a log message belonging to more than one ruleset.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (38.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Rsyslog — versions before 5.7.6
- Debian Linux — versions 8.0, 9.0, 10.0
- openSUSE — versions 11.4
Weakness classification (CWE)
References
- security-tracker.debian.org/tracker/CVE-2011-1489 (Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- access.redhat.com/security/cve/cve-2011-1489 (Exploit, Patch, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2011-04/msg00005.html (Mailing List, Third Party Advisory)
- github.com/rsyslog/rsyslog/commit/1ef709cc97d54f74d3fdeb83788cc4b01f4c6a2a (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2011-1489?
- CVE-2011-1489 is a medium-severity vulnerability in Rsyslog, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 5.5/10. Published 2019-11-14.
- How severe is CVE-2011-1489?
- Medium severity. CVSS v3 base score is 5.5 out of 10.