Ruijie RG-UAC online.php os command injection

published 2024-05-25 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-46563

cvss: 4.7; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 7.9%; EPSS 7.9% chance of exploitation in 30 days, percentile 94%
public exploits: 0; none known

A vulnerability was found in Ruijie RG-UAC up to 20240516. It has been classified as critical. Affected is an unknown function of the file /view/vpn/autovpn/online.php. The manipulation of the argument peernode leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-266244. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Patch / fix

fixed in 1

Ruijie RG-UAC 20240516

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-05-29)

Exploit prediction

7.87% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com 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.php.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	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
CNA	3.1	4.7	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
CNA	3.0	4.7	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
CNA	2.0	5.8	AV:N/AC:L/Au:M/C:P/I:P/A:P
CNA	4.0	5.1	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
NVD	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

Ruijie RG-UAC

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

github.com /h0e4a0r1t/h0e4a0r1t.github.io/blob/master/2024/z%7CYVDv%7CHKA)*%5CdK!/Ruijie%20RG-UAC%20Unified%20Internet%20
exploit, broken-link
vuldb.com /?id.266244
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.266244
signature, permissions-required, vdb-entry
vuldb.com /?submit.336036
third-party-advisory, vdb-entry

Sources

CVE List CVE-2024-5338
NVD CVE-2024-5338

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary