RCE in Articatech Artica Proxy

CVE-2021-41739

A OS Command Injection vulnerability was discovered in Artica Proxy 4.30.000000. Attackers can execute OS commands in cyrus.events.php with GET param logs and POST param rp.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.026 (84.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-41739: held from 0.026 to 0.026.

EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: -0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-41739?
CVE-2021-41739 is a critical-severity vulnerability in Articatech Artica Proxy, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-05-05.
How severe is CVE-2021-41739?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-41739 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.