CVE-2021-31802

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Summary

CVECVE-2021-31802
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-04-26 13:15:00 UTC
Updated2021-05-06 20:38:00 UTC
DescriptionNETGEAR R7000 1.0.11.116 devices have a heap-based Buffer Overflow that is exploitable from the local network without authentication. The vulnerability exists within the handling of an HTTP request. An attacker can leverage this to execute code as root. The problem is that a user-provided length value is trusted during a backup.cgi file upload. The attacker must add a \n before the Content-Length header.

Risk And Classification

Problem Types: CWE-787

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Netgear R7000 - All All All
Operating System Netgear R7000 Firmware All All All All

References

ReferenceSourceLinkTags
SSD Advisory – NETGEAR Nighthawk R7000 httpd PreAuth RCE - SSD Secure Disclosure MISC ssd-disclosure.com
www.netgear.com/about/security MISC www.netgear.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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