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CVE-2021-26471

CRITICALCVSS 9.8/10EPSS 2.26%

Last modified

CVE-2021-26471 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 2.26% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
2.26%

80.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
VembuBdr Suite< 4.2.0.1
VembuOffsite Dr< 4.2.0.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-26471?
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.
How severe is CVE-2021-26471?
CVE-2021-26471 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.26% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26471?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-26471?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST