Vulnerability in Bitdefender Antivirus Plus
CVE-2021-4199
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: -0.000
Affected products
- Bitdefender Antivirus Plus — versions unspecified
- Bitdefender Antivirus Plus
- Bitdefender Endpoint Security Tools
- Bitdefender Endpoint Security Tools For Windows — versions unspecified
- Bitdefender Internet Security — versions unspecified
- Bitdefender Internet Security
- Bitdefender Total Security — versions unspecified
- Bitdefender Total Security
Weakness classification (CWE)
References
- www.bitdefender.com/support/security-advisories/incorrect-permission-assignment… (Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-484/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-4199?
- CVE-2021-4199 is a high-severity vulnerability in Bitdefender Antivirus Plus, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2022-03-07.
- How severe is CVE-2021-4199?
- High severity. CVSS v3 base score is 7.8 out of 10.