CVE-2023-51384

MEDIUM

In ssh-agent in OpenSSH before 9.6, certain destination constraints can be incompletely applied. When destination constraints are specified during addition of PKCS#11-hosted private keys, these constraints are only applied to the first key, even if a PKCS#11 token returns multiple keys.

CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Published: 12/18/2023Modified: 7/14/2026

Related Intelligence (1)

CRITICALAi

Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP

<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-209-04.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version V3.1.6 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). Siemens is preparing fix versions and recommend

CVE-2021-41617CVE-2023-28531
CISA Advisories

References (18)

http://seclists.org/fulldisclosure/2024/Mar/21Mailing ListThird Party Advisoryhttps://github.com/openssh/openssh-portable/commit/881d9c6af9da4257c69c327c4e2f1508b2fa754bPatchThird Party Advisoryhttps://security.netapp.com/advisory/ntap-20240105-0005/Third Party Advisoryhttps://support.apple.com/kb/HT214084Third Party Advisoryhttps://www.debian.org/security/2023/dsa-5586Third Party Advisoryhttps://www.openssh.com/txt/release-9.6Release Noteshttps://www.openwall.com/lists/oss-security/2023/12/18/2Mailing ListRelease Noteshttp://seclists.org/fulldisclosure/2024/Mar/21Mailing ListThird Party Advisoryhttps://github.com/openssh/openssh-portable/commit/881d9c6af9da4257c69c327c4e2f1508b2fa754bPatchThird Party Advisoryhttps://security.netapp.com/advisory/ntap-20240105-0005/Third Party Advisoryhttps://support.apple.com/kb/HT214084Third Party Advisoryhttps://www.debian.org/security/2023/dsa-5586Third Party Advisoryhttps://www.openssh.com/txt/release-9.6Release Noteshttps://www.openwall.com/lists/oss-security/2023/12/18/2Mailing ListRelease Noteshttps://cert-portal.siemens.com/productcert/html/ssa-019113.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-082556.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-769027.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-794697.html