Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-3552

25
FAUCET Score

CVE-2021-3552 describes a Server-Side Request Forgery (SSRF) vulnerability within the EPPUpdateService component of Bitdefender Endpoint Security Tools and GravityZone, allowing an attacker to proxy requests to the relay server. This vulnerability carries a CVSS score of 7.5 (High), indicating a network-based attack with low complexity that could lead to high confidentiality impact. While the EPSS score is low and there is no evidence of active exploitation, exploit code, or significant community discussion, organizations using affected Bitdefender products should prioritize patching to mitigate this risk.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.2.21.160CPE matchmatch criteria
cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:-:*:*
>= 6.6.27.0, < 6.6.27.390CPE matchmatch criteria
cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:*:*:*
>= 7.0.0.00, < 7.1.2.33CPE matchmatch criteria
cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:*:*:*
6.24.1-1CPE matchmatch criteria
cpe:2.3:a:bitdefender:gravityzone:6.24.1-1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.37%
Probability of exploitation in next 30 days
EPSS Percentile
69.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0137 is in the 49th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

bitdefender.com / support/security-advisories/insufficient-validation-regular-expression-eppupdateservice-config-file-va-9825
Broken Link