Privilege escalation in Bitdefender Endpoint Security Tools
CVE-2021-3576
Execution with Unnecessary Privileges vulnerability in Bitdefender Endpoint Security Tools, Total Security allows a local attacker to elevate to 'NT AUTHORITY\System. Impersonation enables the server thread to perform actions on behalf of the client but within the limits of the client's security context. This issue affects: Bitdefender Endpoint Security Tools versions prior to 7.2.1.65. Bitdefender Total Security versions prior to 25.0.26.
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: 0.009 (59.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.009 · change: -0.000
Affected products
- Bitdefender Endpoint Security Tools — versions unspecified
- Bitdefender Endpoint Security Tools
- Bitdefender Total Security — versions unspecified
- Bitdefender Total Security
Weakness classification (CWE)
References
- www.bitdefender.com/support/security-advisories/privilege-escalation-via-seimpe… (Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-21-1276/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-21-1376/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3576?
- CVE-2021-3576 is a high-severity vulnerability in Bitdefender Endpoint Security Tools, classified under CWE-250. CVSS score: 7.8/10. Published 2021-10-28.
- How severe is CVE-2021-3576?
- High severity. CVSS v3 base score is 7.8 out of 10.