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CVE-2023-6237: OpenSSL 3.0.0 to before 3.0.13, 3.1.0 to before 3.1.5, 3.2.0 to before 3.2.1; +2 more affected products
CVE-2023-6237. CVSS 3.1 base score 5.9 (MEDIUM, Source advisory). EPSS 0.02303 (percentile 0.82888), scored 13-Oct-2026.
Affected technology
OpenSSL · 3.0.0 to before 3.0.13, 3.1.0 to before 3.1.5, 3.2.0 to before 3.2.1
OpenSSL
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before V1.1.1
Siemens
SINEC NMS · 0 to before V3.0 SP1
Siemens
Component: Not specified by the source
Function: EVP_PKEY_public_check
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could disrupt service under the conditions described by the source. Source advisory’s CVSS 3.1 assessment (base score 5.9/10) rates confidentiality and integrity impact as none; availability impact as high.
- CWE
- CWE-606
- CCR priority
- 24.2 /100 (P4)
- CVSS 3.1
- 5.9 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H · Source advisory
- EPSS
- 0.02303 · percentile 0.82888 · 2026-10-13
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2023-6237.html