CVE-2019-17040: rsyslog Out-of-bounds Read
CVSS: 9.8v3.1CriticalModified
AliasesALPINE-CVE-2019-17040DEBIAN-CVE-2019-17040
Published 30-09-2019Last modified 05-08-2024
Vulnerability summary
CVE-2019-17040 is a critical (CVSS 9.8) Out-of-bounds Read vulnerability in rsyslog. EPSS estimates a 2.42% chance of exploitation in the next 30 days, higher than 83.9% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
2.42%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 30-09-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
contrib/pmdb2diag/pmdb2diag.c in Rsyslog v8.1908.0 allows out-of-bounds access because the level length is mishandled.
CVSS metrics
4 scores · 3 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · AlpineEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.42%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
0.00 pp
From 2.42% on 21-09-2026
21-09-202621-10-2026
EPSS score2.42%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- rsyslog< 8.1908.0-r1
Debian1 product
- rsyslog< 8.1910.0-1
Rsyslog1 product
- rsyslog8.1908.0
3 vendors · 3 products
References
6 links- github.com/rsyslog/rsyslog/blob/v8-stable/ChangeLogX Refsource CONFIRM
