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Vulnerability record · CVE-2019-11455 · published 22 April 2019

CVE-2019-11455: Tildeslash monit out-of-bounds read vulnerability

Tildeslash · Monit

A buffer over-read in Util_urlDecode in util.c in Tildeslash Monit before 5.25.3 allows a remote authenticated attacker to retrieve the contents of adjacent memory via manipulation of GET or POST parameters. The attacker can also cause a denial of service (application outage).

8.1 CVSS 3.1 High EPSS 3.1% · top 12.8% CWE-125 · Out-of-bounds read
8.1CVSS 3.1 base score, v2 5.5
3.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
16References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A buffer over-read in Util_urlDecode in util.c in Tildeslash Monit before 5.25.3 allows a remote authenticated attacker to retrieve the contents of adjacent memory via manipulation of GET or POST parameters. The attacker can also cause a denial of service (application outage).

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bitbucket.org/tildeslash/monit/commits/f12d0cdb42d4e74dffe1525d4062c815c48ac57a PatchThird Party Advisory
https://github.com/dzflack/exploits/blob/master/macos/monit_dos.py ExploitThird Party Advisory
https://github.com/dzflack/exploits/blob/master/unix/monit_buffer_overread.py ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/04/msg00028.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00018.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HZQDHRSKTEX5MSYXNCGFTUS
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L475QJMFFI2QV5QEHAKKPVX
https://usn.ubuntu.com/3971-1/ PatchThird Party Advisory
https://bitbucket.org/tildeslash/monit/commits/f12d0cdb42d4e74dffe1525d4062c815c48ac57a PatchThird Party Advisory
https://github.com/dzflack/exploits/blob/master/macos/monit_dos.py ExploitThird Party Advisory
https://github.com/dzflack/exploits/blob/master/unix/monit_buffer_overread.py ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/04/msg00028.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00018.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HZQDHRSKTEX5MSYXNCGFTUS
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L475QJMFFI2QV5QEHAKKPVX
https://usn.ubuntu.com/3971-1/ PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-11455), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.