Strix
26.1K

CVE-2021-3554

CRITICALCVSS 10/10EPSS 2.68%

Last modified

CVE-2021-3554 is a critical-severity vulnerability rated 10/10 on the CVSS scale. Improper Access Control vulnerability in the patchesUpdate API as implemented in Bitdefender Endpoint Security Tools for Linux as a relay role allows an attacker to manipulate the remote address used for pulling patches. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.6.27.390; versions prior to 7.1.2.33. EPSS estimates a 2.68% chance of exploitation in the next 30 days.

Description

Improper Access Control vulnerability in the patchesUpdate API as implemented in Bitdefender Endpoint Security Tools for Linux as a relay role allows an attacker to manipulate the remote address used for pulling patches. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.6.27.390; versions prior to 7.1.2.33. Bitdefender Unified Endpoint versions prior to 6.2.21.160. Bitdefender GravityZone versions prior to 6.24.1-1.

Metrics

CVSS 3.1
10/10

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

EPSS Probability
2.68%

83.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BitdefenderEndpoint Security Tools< 6.6.27.390
BitdefenderEndpoint Security Tools>= 7.0.0.00, < 7.1.2.33
BitdefenderGravityzone< 6.24.1-1
BitdefenderGravityzone6.24.1-1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-3554?
Improper Access Control vulnerability in the patchesUpdate API as implemented in Bitdefender Endpoint Security Tools for Linux as a relay role allows an attacker to manipulate the remote address used for pulling patches. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.6.27.390; versions prior to 7.1.2.33. Bitdefender Unified Endpoint versions prior to 6.2.21.160. Bitdefender GravityZone versions prior to 6.24.1-1.
How severe is CVE-2021-3554?
CVE-2021-3554 has a CVSS score of 10/10 (CRITICAL severity). The EPSS model estimates a 2.68% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3554?
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-2021-3554?

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

Scan your code now

Source: NVD / NIST