CVE-2020-5722
Exploited in the wild. In CISA KEV since 2022‑01‑28. Fixed in 1.0.19.20.
What to do
Find your product and version, then upgrade to the build on the right.
- n/a Grandstream UCM6200 SeriesAffected: Before 1.0.20.17Upgrade to: not statedStated by: CVE record
- Grandstream Ucm6200 FirmwareAffected: < 1.0.19.20Upgrade to: 1.0.19.20Stated by: NVD
- Grandstream UCM6200Affected: до 1.0.19.20Upgrade to: not statedStated by: BDU
Versions as the sources state them. Full version matrix after sign-in
Coverage timeline
0 publishersAdded to CISA KEV catalog
Sourced from public security reporting — each date is when it was published, not when it happened.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Listed as exploited in the wild since 2022-01-28.
US federal agencies must remediate by 2022-07-28.
Apply updates per vendor instructions.
- Public exploits
5 sources with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
84% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
The patch came 126 days before any public exploit.
- OpenVAS check added
- EPSS band changecritical → high
- Public exploit / PoCsource: othernuclei check added
- Patch availablerecord updated
- Added to CISA KEV
- Publishedweakness classified, att&ck mapped
Affected products
And 1 more affected product. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Scored 9.8 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
Sources
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We'll flag the next CVE, public exploit or patch for UCM6200, not every advisory. This one: actively exploited.
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