CVE-2022-27373

Name: CVE-2022-27373
Creator: NVD / NIST
Published: 2022-07-19T18:15:11.517+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.69%

Last modified Jun 17, 2026

CVE-2022-27373 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Shanghai Feixun Data Communication Technology Co., Ltd router fir302b A2 was discovered to contain a remote command execution (RCE) vulnerability via the Ping function.. EPSS estimates a 2.69% chance of exploitation in the next 30 days.

Description

Shanghai Feixun Data Communication Technology Co., Ltd router fir302b A2 was discovered to contain a remote command execution (RCE) vulnerability via the Ping function.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

2.69%

84.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Phicomm	Fir303b Firmware	All versions

References

https://github.com/kitu232/feixunExploit, Third Party Advisory
https://github.com/kitu232/feixunExploit, Third Party Advisory

Timeline

Published: Jul 19, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-27373?

Shanghai Feixun Data Communication Technology Co., Ltd router fir302b A2 was discovered to contain a remote command execution (RCE) vulnerability via the Ping function.

How severe is CVE-2022-27373?

CVE-2022-27373 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.69% probability of exploitation in the next 30 days.

How do I fix CVE-2022-27373?

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-2022-27373?

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

Scan your code now

Source: NVD / NIST