CVE-2023-3253
Improper authorization in Nessus
An improper authorization vulnerability exists where an authenticated, low privileged remote attacker could view a list of all the users available in the application.
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
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper authorization in Nessus
An improper authorization vulnerability exists where an authenticated, low privileged remote attacker could view a list of all the users available in the application.
- Record
CVE-2023-3253- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2023-43929
An improper authorization vulnerability exists where an authenticated, low privileged remote attacker could view a list of all the users available in the application.
- Record
EUVD-2023-43929- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-76cq-86p6-8q56
An improper authorization vulnerability exists where an authenticated, low privileged remote...
An improper authorization vulnerability exists where an authenticated, low privileged remote attacker could view a list of all the users available in the application.
- Record
GHSA-76cq-86p6-8q56- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
An improper authorization vulnerability exists where an authenticated, low privileged remote attacker could view a list of all the users available in the application.
- Record
CVE-2023-3253- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-3253 is a medium vulnerability (CVSS 4.3) in Tenable Nessus, published August 29, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.52%, the 44th percentile. No source names a fixed version.