CVE-2021-3641 json
Improper Link Resolution Before File Access in Bitdefender GravityZone (VA-9921)
published 2021-11-09 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26941
- cvss
- 6.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 29%
- public exploits
- 0
- none known
Summary
Improper Link Resolution Before File Access ('Link Following') vulnerability in the EPAG component of Bitdefender Endpoint Security Tools for Windows allows a local attacker to cause a denial of service. This issue affects: Bitdefender GravityZone version 7.1.2.33 and prior versions.
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H |
| NVD | 2.0 | 3.6 | AV:L/AC:L/Au:N/C:N/I:P/A:P |
Affected products
- Bitdefender GravityZone
Classification
- Weakness
-
- CWE-59 Improper Link Resolution Before File Access
References
-
bitdefender.com
/support/security-advisories/improper-link-resolution-before-file-access-in-bitdefender-gravityzone-va-9921
broken-link, vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-22-143/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2021-3641
- NVD CVE-2021-3641
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