CVE-2021-36756
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
- Record
CVE-2021-36756- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:P/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
CVE List No score
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
- Record
CVE-2021-36756- Updated
- 2026-11-02
EUVDEUVD-2021-23344 No score
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
- Record
EUVD-2021-23344- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m835-w378-p8vp No score
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
- Record
GHSA-m835-w378-p8vp- Weakness
- CWE-295
- Updated
- 2026-11-02
OSV
CFEngine Enterprise 3.15.0 through 3.15.4 has Missing SSL Certificate Validation.
- Record
CVE-2021-36756- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11873-1 No score
cfengine-3.19.0-1.1 on GA media
These are all security issues fixed in the cfengine-3.19.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11873-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
cfengineopenSUSE:Tumbleweed From an advisory covering 2 CVEs |
before 3.19.0-1.1 | 3.19.0-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-36756 is a medium vulnerability (CVSS 6.5) in Northern.tech Cfengine, published October 27, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.