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

EPSS: 0.024 (82.4th percentile) — read the EPSS interpretation.

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.

Affected products

  • Rsyslog — versions 8.1908.0
  • N/a — versions n/a

Weakness classification (CWE)

References

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.