Out-of-bounds Read in Rsyslog
CVE-2019-17040
contrib/pmdb2diag/pmdb2diag.c in Rsyslog v8.1908.0 allows out-of-bounds access because the level length is mishandled.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Rsyslog — versions 8.1908.0
Weakness classification (CWE)
References
- github.com/rsyslog/rsyslog/blob/v8-stable/ChangeLog
- github.com/rsyslog/rsyslog/pull/3875 (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2019-17040?
- CVE-2019-17040 is a critical-severity vulnerability in Rsyslog, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2019-09-30.
- How severe is CVE-2019-17040?
- Critical severity. CVSS v3 base score is 9.8 out of 10.