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No exploitation reportedFix available

CVE-2022-0677

No exploitation reported by the sources we read.

  • Published2022-04-07
  • Fixed in7.4.1.111 · 6.2.21.171
  • WeaknessCWE-130

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Improper Handling of Length Parameter Inconsistency vulnerability in the Update Server component of Bitdefender Endpoint Security Tools (in relay role), GravityZone (in Update Server role) allows an attacker to cause a Denial-of-Service. This issue affects: Bitdefender Update Server versions prior to 3.4.0.276. Bitdefender GravityZone versions prior to 26.4-1. Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.171. Bitdefender Endpoint Security Tools for Windows versions prior to 7.4.1.111.

Timeline

dates in UTC
  1. 2022-04-0719:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-0677?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-0677?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Bitdefender endpoint security tools
BranchAffectedFixed in
7.4< 7.4.1.1117.4.1.111
6.2< 6.2.21.1716.2.21.171
Bitdefender gravityzone
BranchAffectedFixed in
26.4< 26.4-126.4-1
Bitdefender update server
BranchAffectedFixed in
3.4< 3.4.0.2763.4.0.276

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Bitdefender endpoint security tools to 7.4.1.111 · 6.2.21.171

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CNACVSS 3.17.5read 2026-10-23
  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • CNAweakness (CWE)CWE-130read 2026-10-23
  • FIRST EPSSEPSS score1.2 %2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2022-04-07
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2022-0677?

Improper Handling of Length Parameter Inconsistency vulnerability in the Update Server component of Bitdefender Endpoint Security Tools (in relay role), GravityZone (in Update Server role) allows an attacker to cause a Denial-of-Service. This issue affects: Bitdefender Update Server versions prior to 3.4.0.276. Bitdefender GravityZone versions prior to 26.4-1. Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.171. Bitdefender Endpoint Security Tools for Windows versions prior to 7.4.1.111.

Is CVE-2022-0677 actively exploited?

Active exploitation of CVE-2022-0677 has not been confirmed. Its EPSS score was 1.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-0677?

CVE-2022-0677 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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