CVE-2023-50356
Improper Certificate Validation in AREAL Topkapi Vision (Server)
SSL connections to some LDAP servers are vulnerable to a man-in-the-middle attack due to improper certificate validation in AREAL Topkapi Vision (Server). This allows a remote unauthenticated attacker to gather sensitive information and prevent valid users from login.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Improper Certificate Validation in AREAL Topkapi Vision (Server)
SSL connections to some LDAP servers are vulnerable to a man-in-the-middle attack due to improper certificate validation in AREAL Topkapi Vision (Server). This allows a remote unauthenticated attacker to gather sensitive information and prevent valid users from login.
- Record
CVE-2023-50356- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L - Weakness
- CWE-295
- Updated
- 2026-11-02
EUVDEUVD-2023-55157
SSL connections to some LDAP servers are vulnerable to a man-in-the-middle attack due to improper certificate validation in AREAL Topkapi Vision (Server). This allows a remote unauthenticated attacker to gather sensitive information and prevent valid users from login.
- Record
EUVD-2023-55157- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hgqh-qj43-xfmf
SSL connections to NOVELL and Synology LDAP server are vulnerable to a man-in-the-middle attack...
SSL connections to NOVELL and Synology LDAP server are vulnerable to a man-in-the-middle attack due to improper certificate validation in AREAL Topkapi Vision (Server). This allows a remote unauthenticated attacker to gather sensitive information and prevent valid users from login.
- Record
GHSA-hgqh-qj43-xfmf- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Weakness
- CWE-295
- Updated
- 2026-11-02
NVD
SSL connections to some LDAP servers are vulnerable to a man-in-the-middle attack due to improper certificate validation in AREAL Topkapi Vision (Server). This allows a remote unauthenticated attacker to gather sensitive information and prevent valid users from login.
- Record
CVE-2023-50356- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L - Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-50356 is a medium vulnerability (CVSS 6.5) in Areal Sas Topkapi Vision (server), published January 31, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 22nd percentile. No source names a fixed version.