CVE-2024-5339

Name: CVE-2024-5339
Creator: NVD / NIST
Published: 2024-05-25T17:15:15.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.1/10EPSS 7.87%

Last modified Jun 17, 2026

CVE-2024-5339 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. A vulnerability was found in Ruijie RG-UAC up to 20240516. It has been declared as critical. EPSS estimates a 7.87% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Ruijie RG-UAC up to 20240516. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /view/vpn/autovpn/online_check.php. The manipulation of the argument peernode leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-266245 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

7.2/10

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

CVSS 4.0

5.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

7.87%

94.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Ruijie	Rg-Uac 6000-Cc Firmware	All versions
Ruijie	Rg-Uac 6000-E10 Firmware	All versions
Ruijie	Rg-Uac 6000-E10c Firmware	All versions
Ruijie	Rg-Uac 6000-E20 Firmware	All versions
Ruijie	Rg-Uac 6000-E20c Firmware	All versions
Ruijie	Rg-Uac 6000-E20m Firmware	All versions
Ruijie	Rg-Uac 6000-E50 Firmware	All versions
Ruijie	Rg-Uac 6000-E50c Firmware	All versions
Ruijie	Rg-Uac 6000-E50m Firmware	All versions
Ruijie	Rg-Uac 6000-Ea Firmware	All versions
Ruijie	Rg-Uac 6000-Ei Firmware	All versions
Ruijie	Rg-Uac 6000-Isg02 Firmware	All versions
Ruijie	Rg-Uac 6000-Isg10 Firmware	All versions
Ruijie	Rg-Uac 6000-Isg200 Firmware	All versions
Ruijie	Rg-Uac 6000-Isg40 Firmware	All versions
Ruijie	Rg-Uac 6000-Si Firmware	All versions
Ruijie	Rg-Uac 6000-U3100 Firmware	All versions
Ruijie	Rg-Uac 6000-U3210 Firmware	All versions
Ruijie	Rg-Uac 6000-X100 Firmware	All versions
Ruijie	Rg-Uac 6000-X100s Firmware	All versions
Ruijie	Rg-Uac 6000-X20 Firmware	All versions
Ruijie	Rg-Uac 6000-X200 Firmware	All versions
Ruijie	Rg-Uac 6000-X20m Firmware	All versions
Ruijie	Rg-Uac 6000-X20me Firmware	All versions
Ruijie	Rg-Uac 6000-X300d Firmware	All versions
Ruijie	Rg-Uac 6000-X60 Firmware	All versions
Ruijie	Rg-Uac 6000-Xs Firmware	All versions

References

https://github.com/h0e4a0r1t/h0e4a0r1t.github.io/blob/master/2024/z%7CYVDv%7CHKA)*%5CdK!/Ruijie%20RG-UAC%20Unified%20Internet%20Behavior%20Management%20Audit%20System%20Backend%20RCE%20Vulnerability-autovpn%3Aonline_check.php.pdfBroken Link
https://vuldb.com/?ctiid.266245Permissions Required, VDB Entry
https://vuldb.com/?id.266245Third Party Advisory, VDB Entry
https://vuldb.com/?submit.336037Third Party Advisory, VDB Entry
https://github.com/h0e4a0r1t/h0e4a0r1t.github.io/blob/master/2024/z%7CYVDv%7CHKA)*%5CdK!/Ruijie%20RG-UAC%20Unified%20Internet%20Behavior%20Management%20Audit%20System%20Backend%20RCE%20Vulnerability-autovpn%3Aonline_check.php.pdfBroken Link
https://vuldb.com/?ctiid.266245Permissions Required, VDB Entry
https://vuldb.com/?id.266245Third Party Advisory, VDB Entry
https://vuldb.com/?submit.336037Third Party Advisory, VDB Entry

Timeline

Published: May 25, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-5339?

How severe is CVE-2024-5339?

CVE-2024-5339 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 7.87% probability of exploitation in the next 30 days.

How do I fix CVE-2024-5339?

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-2024-5339?

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

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Source: NVD / NIST