CVE-2021-37774

Name: CVE-2021-37774
Creator: NVD / NIST
Published: 2023-01-19T13:15:13.747+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 0.86%

Last modified Jun 17, 2026

CVE-2021-37774 is a high-severity vulnerability rated 8/10 on the CVSS scale. An issue was discovered in function httpProcDataSrv in TL-WDR7660 2.0.30 that allows attackers to execute arbitrary code.. EPSS estimates a 0.86% chance of exploitation in the next 30 days.

Description

An issue was discovered in function httpProcDataSrv in TL-WDR7660 2.0.30 that allows attackers to execute arbitrary code.

Metrics

CVSS 3.1

8/10

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

EPSS Probability

0.86%

53.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Tp-Link	Tl-Wdr7660 Firmware	2.0.30

References

https://github.com/fishykz/TP-POCExploit, Third Party Advisory
https://github.com/fishykz/TP-POCExploit, Third Party Advisory

Timeline

Published: Jan 19, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37774?

An issue was discovered in function httpProcDataSrv in TL-WDR7660 2.0.30 that allows attackers to execute arbitrary code.

How severe is CVE-2021-37774?

CVE-2021-37774 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37774?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-37774?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST