CVE-2022-27631

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

A memory corruption vulnerability exists in the httpd unescape functionality of DD-WRT Revision 32270 - Revision 48599. A specially-crafted HTTP request can lead to memory corruption. An attacker can send a network request to trigger this vulnerability.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
DD-WRT	DD-WRT	Revision 32270 - Revision 48599

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1510Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1510Exploit, Third Party Advisory

Timeline

Published: Aug 5, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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