CVE-2021-3552

Insufficient validation on regular expression in EPPUpdateService config file (VA-9825)

Description

A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService component of Bitdefender Endpoint Security Tools allows an attacker to proxy requests to the relay server. This issue affects: Bitdefender Endpoint Security Tools versions prior to 6.6.27.390; versions prior to 7.1.2.33. Bitdefender GravityZone 6.24.1-1.

Remediation

Workaround:

  • An automatic update to version 6.6.27.390 fixes the issue.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Affected: Bitdefender Endpoint Security Tools
Affected: Bitdefender GravityZone
Published at:
Updated at:

References

Link Tags
https://www.bitdefender.com/support/security-advisories/insufficient-validation-regular-expression-eppupdateservice-config-file-va-9825 broken link

Frequently Asked Questions

What is the severity of CVE-2021-3552?
CVE-2021-3552 has been scored as a medium severity vulnerability.
How to fix CVE-2021-3552?
As a workaround for remediating CVE-2021-3552: An automatic update to version 6.6.27.390 fixes the issue.
Is CVE-2021-3552 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-3552 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3552?
CVE-2021-3552 affects Bitdefender Endpoint Security Tools, Bitdefender GravityZone.
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