PHP
CVE-2021-26471
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1, the http API located at /sgwebservice_o.php accepts a command argument. Using this command argument an unauthenticated attacker can execute arbitrary shell commands.
AnalysisAI
In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1, the http API located at /sgwebservice_o.php accepts a command argument. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1, the http API located at /sgwebservice_o.php accepts a command argument. Using this command argument an unauthenticated attacker can execute arbitrary shell commands. Affected products include: Vembu Bdr Suite, Vembu Offsite Dr. Version information: before 4.2.0.1.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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