CVE-2020-5797

Name: CVE-2020-5797
Creator: NVD / NIST
Published: 2020-11-21T06:15:12.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2020-5797 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. UNIX Symbolic Link (Symlink) Following in TP-Link Archer C9(US)_V1_180125 firmware allows an unauthenticated actor, with physical access and network access, to read sensitive files and write to a limited set of files after plugging a crafted USB drive into the router.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

Description

UNIX Symbolic Link (Symlink) Following in TP-Link Archer C9(US)_V1_180125 firmware allows an unauthenticated actor, with physical access and network access, to read sensitive files and write to a limited set of files after plugging a crafted USB drive into the router.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.65%

46.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-59

Affected Software

Vendor	Product	Versions
Tp-Link	Archer C9 Firmware	180125

References

https://www.tenable.com/security/research/tra-2020-60Exploit, Third Party Advisory
https://www.tenable.com/security/research/tra-2020-60Exploit, Third Party Advisory

Timeline

Published: Nov 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5797?

How severe is CVE-2020-5797?

CVE-2020-5797 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5797?

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-2020-5797?

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

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Source: NVD / NIST