Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-27631

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
05/08/2022
Last modified:
02/12/2022

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:dd-wrt:dd-wrt:*:*:*:*:*:*:*:* 32270 (including) 48599 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools