CVE-2021-30356
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000,...
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000, which could allow low privileged users to overwrite protected system files.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000, which could allow low privileged users to overwrite protected system files.
- Record
CVE-2021-30356- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - CVSS 2.0
- 5.5 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:P - Weakness
- CWE-59
- Updated
- 2026-11-02
CVE List No score
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000, which could allow low privileged users to overwrite protected system files.
- Record
CVE-2021-30356- Weakness
- CWE-59
- Updated
- 2026-11-02
EUVDEUVD-2021-17287 No score
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000, which could allow low privileged users to overwrite protected system files.
- Record
EUVD-2021-17287- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2v49-2q3c-3x2g No score
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000,...
A denial of service vulnerability was reported in Check Point Identity Agent before R81.018.0000, which could allow low privileged users to overwrite protected system files.
- Record
GHSA-2v49-2q3c-3x2g- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30356 is a high vulnerability (CVSS 8.1) in Checkpoint Identity Agent, published April 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 62nd percentile. No source names a fixed version.