# CVE-2019-11455: monit: A buffer over-read in Util_urlDecode in util.c in Tildeslash Monit before 5.25.3 allows a remote authenticated attack...

CVE-2019-11455 is fixed in monit on 1 platform by monit 1:5.25.1-1ubuntu0.1~esm1 (version 1:5.25.1-1ubuntu0.1~esm1), released April 21, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-11455
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0288
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 21, 2019

## 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).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | monit Ubuntu 18.04.6 LTS (bionic) | 1:5.25.1-1ubuntu0.1~esm1 | [monit 1:5.25.1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-monit-1-5.25.1-1ubuntu0.1-esm1.md) | Apr 21, 2019 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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