by Kastro
Paper/Archive/CVE-2023-28531

CVE-2023-28531

Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP — ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints.

EPSS 3%CVSS 9.8
critical.is priorityof 100
47
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 87.3.873 × 2017.5No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

Affected

ProductAffectedFixed inSource
n/an/a–CNA
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.6–siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.7–siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.6–siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.7–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.6–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.7–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.6–siemens-SADP

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refcert-portal.siemens.com/productcert/html/ssa-019113.htmlrefcert-portal.siemens.com/productcert/html/ssa-457936.htmlrefopenwall.com/lists/oss-security/2023/03/15/8refsecurity.netapp.com/advisory/ntap-20230413-0008advisorysecurity.gentoo.org/glsa/202307-01advisorydebian.org/security/2023/dsa-5586advisorylists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFTreflists.fedoraproject.org/archives/list/[email protected]/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFTrefcert-portal.siemens.com/productcert/html/ssa-082556.html