CVE-2017-12588

critical
Published 2017-08-06 · Modified 2026-05-13
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

The zmq3 input and output modules in rsyslog before 8.28.0 interpreted description fields as format strings, possibly allowing a format string attack with unspecified impact.

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-12588

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-12588.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/rsyslog/rsyslog/pull/1565

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/rsyslog/rsyslog/blob/master/ChangeLog

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed8.28.0-1
debian debianbullseyefixed8.28.0-1
debian debianforkyfixed8.28.0-1
debian debiansidfixed8.28.0-1
debian debiantrixiefixed8.28.0-1

Application impact

VendorProductVersionsFixed
rsyslogrsyslog{"endIncluding":"8.27.0"}

References

CWEs

CWE-134

Verify integrity in audit chain (admin only). AS-IS.