CVE-2019-20713 — Certain NETGEAR devices are affected by a stack-based buffer overflow by an auth

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D8500 before 1.0.3.44, R6250 before 1.0.4.34, R6300v2 before 1.0.4.32, R6400 before 1.0.1.46, R6700 before 1.0.2.6, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 bef

01What is this vulnerability?

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D8500 before 1.0.3.44, R6250 before 1.0.4.34, R6300v2 before 1.0.4.32, R6400 before 1.0.1.46, R6700 before 1.0.2.6, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300DST before 1.0.0.70, R7900 before 1.0.3.8, R7900P…

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: 2020-04-16T15:37:27.000Z
• Last modified: 2024-08-05T02:53:07.571Z

09References

• kb.netgear.com — https://kb.netgear.com/000061215/Security-Advisory-for-Post-Authentication-Stack…