CVE-2021-27514
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might...
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).
- Record
CVE-2021-27514- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-307
- Updated
- 2026-11-02
CVE List No score
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).
- Record
CVE-2021-27514- Updated
- 2026-11-02
EUVDEUVD-2021-14268 No score
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).
- Record
EUVD-2021-14268- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v598-3w4j-2787 No score
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might...
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).
- Record
GHSA-v598-3w4j-2787- Weakness
- CWE-307
- Updated
- 2026-11-02
OSV
EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).
- Record
CVE-2021-27514- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2021-27514 is a critical vulnerability (CVSS 9.8) in Eyesofnetwork, published February 21, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.55%, the 89th percentile. No source names a fixed version.