CVE-2021-3423

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.21% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 11.1% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-05-18 11:00Z5 YR AGO

Last updated

2024-09-17 00:41Z2 YR AGO

Reserved

2021-03-05

Assigning CNA

Bitdefender

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Weaknesses

• CWE-427Uncontrolled Search Path ElementBase

Data version

5.1

Document digest

58b3fe282ea53e78def26f469ae991284168e58539fc36bdf3f07757927a5dc5

• www.bitdefender.comhttps://www.bitdefender.com/support/security-advisories/privilege-escalation-in-bitdefender-gravityzone-business-security-va-9557x_refsource_MISC