CVE-2026-20820
Description
Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
Risk Information
Base Score
7.8
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.022
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2016 for x64-based Systems (KB5073722) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 1607 for x86-based Systems (KB5073722) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 1607 for x64-based Systems (KB5073722) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 1809 for x86-based Systems (KB5073723) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 1809 for x64-based Systems (KB5073723) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2019 for x64-based Systems (KB5073723) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 21H2 for x64-based Systems (KB5073724) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 21H2 for x86-based Systems (KB5073724) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 22H2 for x64-based Systems (KB5073724) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 10 Version 22H2 for x86-based Systems (KB5073724) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 11 Version 23H2 for x64-based Systems (KB5073455) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 11 Version 23H2 for arm64-based Systems (KB5073455) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 11 Version 24H2 for x64-based Systems (KB5074109) (26100.7623) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 11, version 25H2 for arm64-based Systems (KB5074109) (26200.7623) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 11 Version 24H2 for arm64-based Systems (KB5074109) (26100.7623) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows 11, version 25H2 for x64-based Systems (KB5074109) (26200.7623) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2008 for x64-based Systems (KB5073700) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2008 for x86-based Systems (KB5073700) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2008 R2 for x64-based Systems (KB5073699) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2012 for x64-based Systems (KB5073698) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2012 R2 for x64-based Systems (KB5073696) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Microsoft server operating system version 21H2 for x64-based Systems (KB5073457) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Microsoft server operating system version 23H2 for x64-based Systems (KB5073450) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Microsoft server operating system version 24H2 for x64-based Systems (KB5073379) (26100.32230) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2008 for x64-based Systems (KB5073697) (CVE-2023-31096) (ESU) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2008 for x86-based Systems (KB5073697) (CVE-2023-31096) (ESU) | Windows |
| MITRE: CVE-2023-31096 Windows Agere Soft Modem Driver Elevation of Privilege Vulnerability for Windows Server 2008 R2 for x64-based Systems (KB5073695) (CVE-2023-31096) (ESU) | Windows |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-43214 | 2026-01 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5073722) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43215 | 2026-01 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5073722) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43216 | 2026-01 Cumulative Update for Windows 10 Version 1607 for x64-based Systems (KB5073722) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43217 | 2026-01 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5073723) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43218 | 2026-01 Cumulative Update for Windows 10 Version 1809 for x64-based Systems (KB5073723) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43219 | 2026-01 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5073723) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43220 | 2026-01 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5073724) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43221 | 2026-01 Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5073724) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43222 | 2026-01 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5073724) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) (ESU) |
| PATCH-43223 | 2026-01 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5073724) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) (ESU) |
| PATCH-43224 | 2026-01 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems (KB5073455) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43225 | 2026-01 Cumulative Update for Windows 11 Version 23H2 for arm64-based Systems (KB5073455) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43226 | 2026-01 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5074109) (26100.7623) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43227 | 2026-01 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5074109) (26200.7623) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43228 | 2026-01 Cumulative Update for Windows 11 Version 24H2 for arm64-based Systems (KB5074109) (26100.7623) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43229 | 2026-01 Cumulative Update for Windows 11, version 25H2 for x64-based Systems (KB5074109) (26200.7623) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43206 | 2026-01 Security Only Quality Update for Windows Server 2008 for x64-based Systems (KB5073700) (CVE-2023-31096) (ESU) |
| PATCH-43207 | 2026-01 Security Only Quality Update for Windows Server 2008 for x86-based Systems (KB5073700) (CVE-2023-31096) (ESU) |
| PATCH-43205 | 2026-01 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems (KB5073699) (CVE-2023-31096) (ESU) |
| PATCH-43204 | 2026-01 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5073698) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) (ESU) |
| PATCH-43203 | 2026-01 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5073696) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) (ESU) |
| PATCH-43211 | 2026-01 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5073457) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43212 | 2026-01 Cumulative Update for Microsoft server operating system version 23H2 for x64-based Systems (KB5073450) (CVE-2023-31096) (CVE-2026-20805) (CVE-2026-21265) |
| PATCH-43213 | 2026-01 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5073379) (26100.32230) (CVE-2023-31096) (CVE-2026-21265) |
| PATCH-43201 | 2026-01 Security Monthly Quality Rollup for Windows Server 2008 for x64-based Systems (KB5073697) (CVE-2023-31096) (ESU) |
| PATCH-43202 | 2026-01 Security Monthly Quality Rollup for Windows Server 2008 for x86-based Systems (KB5073697) (CVE-2023-31096) (ESU) |
| PATCH-43200 | 2026-01 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems (KB5073695) (CVE-2023-31096) (ESU) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234