CVE-2020-5722

Grandstream UCM6200: Networks UCM6200 Series SQL Injection

As of , CVE-2020-5722 in Grandstream UCM6200 is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch this week.

Exploited
Yes: CISA listed it on 28 January 2022
US federal deadline
28 July 2022181 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.84Higher than 99% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
Not availableCISA listed it before 4 February 2022, where the EPSS files we read begin.
Public exploit
1 Metasploit module and 1 Exploit-DB entry
Fix
No vendor link in CISA's entry

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. Exploitation can allow for code execution as root.

CISA's 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.

The CVE record's description, from tenable

CVE published
23 March 2020
Assigned by
tenable
CVSS
9.8 Critical (CVSS 3.1, from CISA-ADP)
CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CISA SSVC, exploitation
active
CISA SSVC, automatable
yes
CISA SSVC, technical impact
total

Timeline

  1. The CVE record was published.
  2. Exploit-DB published an exploit (EDB-ID 48247).
  3. CISA added it to its list of exploited vulnerabilities.
  4. The US federal deadline to fix it.

Public exploits

Facts from Metasploit's module list and Exploit-DB's index; we never copy exploit code.

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