CVE-2020-8644
Published: November 3, 2021
Official Description
PlaySMS contains a server-side template injection vulnerability that allows for remote code execution.
CISA KEV Advisory
PlaySMS Server-Side Template Injection Vulnerability
PlaySMS contains a server-side template injection vulnerability that allows for remote code execution.
Apply updates per vendor instructions.
Risk Analysis
PlaySMS contains a server-side template injection vulnerability that allows for remote code execution. The high EPSS score and confirmed exploitation in the wild indicate this is a critical vulnerability.
This vulnerability is actively exploited in the wild and is listed in CISA's KEV catalog. It is remotely exploitable.
Apply the necessary security updates to PlaySMS to address this server-side template injection vulnerability. Implement strict input validation for template-related functions.
Technical Analysis
CVE-2020-8644 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-2020-8644 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.
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-8644 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