VulnerabilityAnalyzed
CVE-2020-8644
PlaySMS Server-Side Template Injection Vulnerability
KEVCRITICAL 9.8EPSS 86.7%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
PlaySMS before 1.4.3 does not sanitize inputs from a malicious string.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 86.69% probability · 100th percentile
- CISA KEV
- Listed 3 November 2021 · due 3 May 2022
- Weakness
- CWE-94
- Affected
- playsms/playsms
- Source
- cve@mitre.org
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-8644
References
- http://packetstormsecurity.com/files/157106/PlaySMS-index.php-Unauthenticated-Template-Injection-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://forum.playsms.org/t/playsms-1-4-3-has-been-released/2704Broken Link, Release Notes, Vendor Advisory
- https://playsms.org/2020/02/05/playsms-1-4-3-has-been-released/Vendor Advisory
- https://research.nccgroup.com/2020/02/11/technical-advisory-playsms-pre-authentication-remote-code-execution-cve-2020-8644/Exploit
- http://packetstormsecurity.com/files/157106/PlaySMS-index.php-Unauthenticated-Template-Injection-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://forum.playsms.org/t/playsms-1-4-3-has-been-released/2704Broken Link, Release Notes, Vendor Advisory
- https://playsms.org/2020/02/05/playsms-1-4-3-has-been-released/Vendor Advisory
- https://research.nccgroup.com/2020/02/11/technical-advisory-playsms-pre-authentication-remote-code-execution-cve-2020-8644/Exploit
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8644US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.