Vulnerability Monitor

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CVE-2022-26988


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 `MntAte` function. Local users could get remote code execution.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 12 products from tp-link, from tp-link, from tp-link and 9 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2022-05-10T15:15:07.587

Last Modified

2024-11-21T06:54:55.060

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System tp-link tl-wdr7660_firmware 2.0.30 Yes
Hardware tp-link tl-wdr7660 - No
Operating System tp-link tl-wdr7661_firmware - Yes
Hardware tp-link tl-wdr7661 - No
Operating System tp-link tl-wdr7620_firmware - Yes
Hardware tp-link tl-wdr7620 - No
Operating System tp-link tl-wdr5660_firmware - Yes
Hardware tp-link tl-wdr5660 - No
Operating System mercusys mercury_d196g_firmware 20200109_2.0.4 Yes
Hardware mercusys mercury_d196g - No
Operating System fastcom fac1900r_firmware 20190827_2.0.2 Yes
Hardware fastcom fac1900r - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For tp-link's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.