CVE-2022-44258 — TOTOLINK LR350 V9

TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a post-authentication buffer overflow via parameter command in the setTracerouteCfg function.

01What is this vulnerability?

TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a post-authentication buffer overflow via parameter command in the setTracerouteCfg function.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-11-23T00:00:00.000Z
• Last modified: 2025-04-25T20:03:38.312Z

09References

• brief-nymphea-813.notion.site — https://brief-nymphea-813.notion.site/LR350-bof-setTracerouteCfg-cca08814d6b2473…