Security Resilience

CVE-2023-24887

Memory Safety in Microsoft Windows Server 2008 r2

Published
11 April 2023
Modified
21 November 2024
Patch / advisory
CVSS Score v3.1 8.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.016 76th percentile
Risk Priority 74 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-24887 is a high-severity Wrap or Wraparound (CWE-191) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique LSASS Memory (T1003.001); ranked in the top 24% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

CVE-2023-24887 is a remote code execution vulnerability in the Microsoft PostScript and PCL6 Class Printer Driver. It received a CVSS v3.1 score of 8.8 and is associated with CWE-191. The flaw was published on 11 April 2023 and permits an attacker to execute arbitrary code on affected Windows systems that use these printer drivers.

An authenticated attacker with low privileges can exploit the issue over a network with low attack complexity and no user interaction required. Successful exploitation grants full control over confidentiality, integrity, and availability on the target system, enabling complete compromise of the affected host.

Microsoft publishes mitigation and patch information for this vulnerability in its Security Response Center update guide at the referenced URL. The current EPSS score of 0.1177, with a peak of 0.1196, reflects moderate exploitation probability without evidence of a sharp post-disclosure rise.

EU & UK References

Vulnerability Data

Microsoft PostScript and PCL6 Class Printer Driver Remote Code Execution Vulnerability

CWE(s)

Related Threats

MITRE ATT&CK Enterprise Techniques

T1003.001 LSASS Memory Credential Access
Adversaries may attempt to access credential material stored in the process memory of the Local Security Authority Subsystem Service (LSASS).
T1003.003 NTDS Credential Access
Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights.
T1003.005 Cached Domain Credentials Credential Access
Adversaries may attempt to access cached domain credentials used to allow authentication to occur in the event a domain controller is unavailable.
T1003.008 /etc/passwd and /etc/shadow Credential Access
Adversaries may attempt to dump the contents of <code>/etc/passwd</code> and <code>/etc/shadow</code> to enable offline password cracking.
T1005 Data from Local System Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
T1008 Fallback Channels Command And Control
Adversaries may use fallback or alternate communication channels if the primary channel is compromised or inaccessible in order to maintain reliable command and control and to avoid data transfer thresholds.
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-21708Same product: Microsoft Windows 10 1507
CVE-2023-21684Same product: Microsoft Windows 10 1507
CVE-2023-28272Same product: Microsoft Windows 10 1507
CVE-2023-28250Same product: Microsoft Windows 10 1507
CVE-2023-28293Same product: Microsoft Windows 10 1607
CVE-2023-24864Same product: Microsoft Windows 10 1507
CVE-2023-32014Same product: Microsoft Windows 10 1507
CVE-2023-35387Same product: Microsoft Windows 10 1507
CVE-2023-24911Same product: Microsoft Windows 10 1607
CVE-2024-38050Same product: Microsoft Windows 10 1507

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.19869
microsoft
windows 10 1607
≤ 10.0.14393.5850
microsoft
windows 10 1809
≤ 10.0.17763.4252
microsoft
windows 10 20h2
≤ 10.0.19042.2846
microsoft
windows 10 21h2
≤ 10.0.19044.2846
microsoft
windows 10 22h2
≤ 10.0.19045.2846
microsoft
windows 11 21h2
≤ 10.0.22000.1817
microsoft
windows 11 22h2
≤ 10.0.22621.1555
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
+3 more product configuration(s) — see NVD for full list

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

ID.RA-01 partial match
blocks

Vulnerability scanning and code analysis can surface underflow flaws after they are introduced.

PR.PS-02 partial match
blocks

Routine patching can remediate known underflow bugs once they are discovered in deployed software.

PR.PS-06 partial match
blocks

Secure SDLC practices directly prevent integer underflow defects via input validation, bounds checking, and static analysis.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

removes
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References