CVE-2023-0286

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

59.50% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.0% of scored records. A rank, not a probability.

NVD base score

7.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-02-08 19:01Z3 YR AGO

Last updated

2025-11-04 19:14Z10 MO AGO

Reserved

2023-01-13

Assigning CNA

openssl

Record state

PUBLISHED

Severity

High (CVSS 7.4)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

Weaknesses

• CWE-843Access of Resource Using Incompatible Type ('Type Confusion')Base
• CWE-704Incorrect Type Conversion or CastClass

Data version

5.2

Document digest

3c146e28df978e63804bd429fae037fc70ded6c321531b639cfc7864528a2536

• www.openssl.orgOpenSSL Advisoryhttps://www.openssl.org/news/secadv/20230207.txtvendor-advisory
• git.openssl.org3.0.8 git commithttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2f7530077e0ef79d98718138716bc51ca0cad658patch
• git.openssl.org1.1.1t git commithttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2c6c9d439b484e1ba9830d8454a34fa4f80fdfe9patch
• git.openssl.org1.0.2zg patch (premium)https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=fd2af07dc083a350c959147097003a14a5e8ac4dpatch
• ftp.openbsd.orghttps://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/018_x509.patch.sig
• ftp.openbsd.orghttps://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.6.2-relnotes.txt
• security.gentoo.orghttps://security.gentoo.org/glsa/202402-08
• psirt.global.sonicwall.comhttps://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0003