CVE-2023-24870
Published: 14 March 2023
Summary
CVE-2023-24870 is a medium-severity Buffer Over-read (CWE-126) vulnerability in Microsoft Windows Server 2012. Its CVSS base score is 6.5 (Medium).
Operationally, ranked in the top 6.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2023-24870 is an information disclosure vulnerability affecting the Microsoft PostScript and PCL6 Class Printer Driver. It carries a CVSS 3.1 base score of 6.5 and is associated with CWE-126 and CWE-668, indicating risks related to buffer over-read and exposure of sensitive information to an unauthorized actor.
An attacker with low privileges and network access can exploit the flaw without user interaction to read sensitive data from the affected driver, resulting in high confidentiality impact while leaving integrity and availability unaffected.
Microsoft's security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-24870 addresses the issue and directs administrators to apply the published security updates for the impacted printer driver components.
The associated EPSS score has remained flat at 0.1009 with no material rise after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-28860
Vulnerability details
Microsoft PostScript and PCL6 Class Printer Driver Information Disclosure Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Controls whether organization resources are exposed to external system spheres by permitting or prohibiting their use.
The control ensures information is not released into a security sphere where the recipient lacks matching access authorizations.
The control ensures information resources are not exposed to the incorrect (public) sphere through review and authorization.
Protects against data mining that would expose resources to unauthorized spheres by enforcing detection and controls.
Restricts information flows to ensure resources are not exposed to incorrect or unauthorized spheres.
Controlling internal connections prevents exposure of resources to unintended internal spheres.
Knowing exact processing and storage locations helps avoid exposure of resources to incorrect spheres.
The control prevents exposure of the media resource to the wrong security sphere.