CVE-2020-17505
Published: April 11, 2026
Official Description
Artica Web Proxy 4.30.000000 allows an authenticated remote attacker to inject commands via the service-cmds parameter in cyrus.php. These commands are executed with root privileges via service_cmds_peform.
Risk Analysis
This CVE details a command injection vulnerability in Artica Web Proxy. An authenticated remote attacker can inject commands that are executed with root privileges, leading to complete system compromise. The confirmed exploitation in the wild, as indicated by CISA's KEV, makes this a critical vulnerability.
Active exploitation of this vulnerability has been observed in the wild, confirmed by its presence in CISA's KEV catalog. An authenticated remote attacker can exploit this by injecting commands via the service-cmds parameter in cyrus.php.
Upgrade Artica Web Proxy to a version that addresses this command injection vulnerability. Ensure strong authentication mechanisms are in place and limit access to administrative interfaces.
Technical Analysis
CVE-2020-17505 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2020-17505 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-17505 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1