Vulnerability Details : CVE-2021-3641
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.
Vulnerability category: Denial of service
Products affected by CVE-2021-3641
- cpe:2.3:a:bitdefender:gravityzone:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3641
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 13 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3641
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.6
|
LOW | AV:L/AC:L/Au:N/C:N/I:P/A:P |
3.9
|
4.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H |
1.8
|
4.2
|
Bitdefender | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H |
1.8
|
4.2
|
NIST |
CWE ids for CVE-2021-3641
-
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.Assigned by:
- cve-requests@bitdefender.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-3641
-
https://www.bitdefender.com/support/security-advisories/improper-link-resolution-before-file-access-in-bitdefender-gravityzone-va-9921
Page not found - BitdefenderBroken Link;Vendor Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-22-143/
ZDI-22-143 | Zero Day InitiativeThird Party Advisory;VDB Entry
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