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Medium severity5.3NVD Advisory· Published Nov 24, 2021· Updated Jun 17, 2026

CVE-2021-3553

CVE-2021-3553

Description

A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService of Bitdefender Endpoint Security Tools allows an attacker to use the Endpoint Protection relay as a proxy for any remote host. This issue affects: Bitdefender Endpoint Security Tools versions prior to 6.6.27.390; versions prior to 7.1.2.33. Bitdefender Unified Endpoint for Linux versions prior to 6.2.21.160. Bitdefender GravityZone versions prior to 6.24.1-1.

Affected products

9
  • Bitdefender/Endpoint Security Tools3 versions
    cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:*:*:*range: >=6.6.27.0,<6.6.27.390
    • cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:linux:*:*range: <6.2.21.160
    • (no CPE)range: <6.6.27.390
  • Bitdefender/Gravityzone3 versions
    cpe:2.3:a:bitdefender:gravityzone:6.24.1-1:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:bitdefender:gravityzone:6.24.1-1:*:*:*:*:*:*:*
    • (no CPE)range: <6.24.1-1
    • (no CPE)range: unspecified
  • Bitdefender/Unified Endpoint for Linuxllm-fuzzy2 versions
    <6.2.21.160+ 1 more
    • (no CPE)range: <6.2.21.160
    • (no CPE)range: unspecified
  • Bitdefender/Endpoint Security Tools for Maccpe-rescue
    Range: unspecified

Patches

Vulnerability mechanics

References

2

News mentions

0

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