CVE-2021-27201
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary...
CVE-2021-27201 is a high vulnerability (CVSS 8.8) in Endian Firewall Community, published February 15, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.64%, the 85th percentile. No source names a fixed version.
- Severity
- 8.8 HighCVSS 3.1, NVD
- Exploit chance
- 2.64%EPSS, 85th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in a backup comment.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
What each source reports
NVD Score used
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in a backup comment.
- Record
CVE-2021-27201- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-78
- Updated
- 2026-11-02
CVE ListNo score
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in a backup comment.
- Record
CVE-2021-27201- Updated
- 2026-11-02
EUVDEUVD-2021-13966No score
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in a backup comment.
- Record
EUVD-2021-13966- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v5rr-334g-rqm6
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary...
Endian Firewall Community (aka EFW) 3.3.2 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in a backup comment.
- Record
GHSA-v5rr-334g-rqm6- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-88
- Updated
- 2026-11-02
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.