Home December 2022 Patch Tuesday CVE-2022-45869 CVE-2022-45869: CVE-2022-45869 is a vulnerability, with a CVSS 3.1 base score of 5.5 (Medium). An attacker can exploit it by an attacker with local access, with low privileges and without user interaction. Microsoft has not reported exploitation in the wild. The EPSS model estimates a 0.25% probability of exploitation activity in the next 30 days, higher than 17% of all scored vulnerabilities. Microsoft released the fix on 2 December 2022 in the December 2022 Patch Tuesday. It affects 4 products in 1 product family (Mariner).
Key facts CVE ID CVE-2022-45869 Severity Medium CVSS 5.5Exploited in the wild No Publicly disclosed No Weakness CWE-362 EPSS 0.25% (percentile 17%) CISA KEV Not listed Released 2 December 2022 Last updated 2 December 2022 Patch Tuesday December 2022 Patch Tuesday Product families Mariner CVSS score and vector Microsoft scores CVE-2022-45869 at 5.5 (temporal 5.5) using CVSS 3.1. Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Metric Value Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged Confidentiality impact None Integrity impact None Availability impact High
Affected products (4) Product Security update Type Fixed build Restart CBL Mariner 1.0 x64 kernel CBL-Mariner 5.10.158.1-1 CBL Mariner 1.0 ARM kernel CBL-Mariner 5.10.158.1-1 CBL Mariner 2.0 x64 kernel CBL-Mariner 5.15.82.1-1 CBL Mariner 2.0 ARM kernel CBL-Mariner 5.15.82.1-1
NIST NVD data NVD status Modified NVD CVSS 5.5 (MEDIUM) NVD weakness CWE-362 Published to NVD 30 November 2022 NVD last modified 17 June 2026 Affected configurations (CPE) Product Vulnerable versions linux kernel before 6.1 linux kernel 6.1 all listed versions linux kernel 6.1 all listed versions linux kernel 6.1 all listed versions linux kernel 6.1 all listed versions linux kernel 6.1 all listed versions linux kernel 6.1 all listed versions
References Revision history Version Date Description 1.0 2 December 2022 Information published.
Patch Tuesday archive Data: Microsoft Security Response Center (MSRC) Security Update Guide, CISA Known Exploited Vulnerabilities catalog, FIRST EPSS, NIST National Vulnerability Database, VulnCheck, and public detection rule repositories (Nuclei, Sigma, YARA, Metasploit).
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