CVE-2021-4199: bitdefender antivirus_plus
Vulnerability summary
CVE-2021-4199 is a high (CVSS 7.8) vulnerability in bitdefender antivirus_plus. EPSS estimates a 0.76% chance of exploitation in the next 30 days, higher than 54.4% of scored vulnerabilities.
Timeline
- 07-03-2022PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Incorrect Permission Assignment for Critical Resource vulnerability in the crash handling component BDReinit.exe as used in Bitdefender Total Security, Internet Security, Antivirus Plus, Endpoint Security Tools for Windows allows a remote attacker to escalate local privileges to SYSTEM. This issue affects: Bitdefender Total Security versions prior to 26.0.10.45. Bitdefender Internet Security versions prior to 26.0.10.45. Bitdefender Antivirus Plus versions prior to 26.0.10.45. Bitdefender Endpoint Security Tools for Windows versions prior to 7.4.3.146.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.76%
Chance of exploitation in the next 30 days
Percentile
54%
Versus all other CVEs
30-day change
-0.01 pp
From 0.77% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Bitdefender5 products
- antivirus_plus≥ unspecified, < 26.0.10.45 | < 26.0.3.29
- endpoint_security_tools< 7.4.3.146
- endpoint security tools for windows≥ unspecified, < 7.4.3.140
- internet_security≥ unspecified, < 26.0.10.45 | < 26.0.3.29
- total_security≥ unspecified, < 26.0.10.45 | < 26.0.3.29
1 vendor · 5 products