VulnerabilityAnalyzed
CVE-2020-5722
Grandstream Networks UCM6200 Series SQL Injection Vulnerability
KEVCRITICAL 9.8EPSS 84.4%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 28 July 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker can use this vulnerability to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before 1.0.20.17.
- 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
- 84.41% probability · 100th percentile
- CISA KEV
- Listed 28 January 2022 · due 28 July 2022
- Weakness
- CWE-89
- Affected
- grandstream/ucm6200 firmware
- Source
- vulnreport@tenable.com
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-5722
References
- http://packetstormsecurity.com/files/156876/UCM6202-1.0.18.13-Remote-Command-Injection.htmlExploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/165708/Grandstream-UCM62xx-IP-PBX-sendPasswordEmail-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://www.tenable.com/security/research/tra-2020-15Exploit, Third Party Advisory
- http://packetstormsecurity.com/files/156876/UCM6202-1.0.18.13-Remote-Command-Injection.htmlExploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/165708/Grandstream-UCM62xx-IP-PBX-sendPasswordEmail-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://www.tenable.com/security/research/tra-2020-15Exploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5722US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.