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

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CVE-2022-26987

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
10/05/2022
Last modified:
16/05/2022

Description

TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution.

Impact

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:tp-link:tl-wdr7660_firmware:2.0.30:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wdr7660:-:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wdr7661_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wdr7661:-:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wdr7620_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wdr7620:-:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wdr5660_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:tl-wdr5660:-:*:*:*:*:*:*:*
cpe:2.3:o:mercusys:mercury_d196g_firmware:20200109_2.0.4:*:*:*:*:*:*:*
cpe:2.3:h:mercusys:mercury_d196g:-:*:*:*:*:*:*:*
cpe:2.3:o:fastcom:fac1900r_firmware:20190827_2.0.2:*:*:*:*:*:*:*
cpe:2.3:h:fastcom:fac1900r:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools