PT-2024-1024 · Microsoft · Windows+1

K0Shl · Published 2024-01-09 · Updated 2024-05-29 · CVE-2024-20655

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

AV:N/AC:H/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Online Certificate Status Protocol (OCSP) (affected versions not specified)

Description The issue is related to the implementation of the Online Certificate Status Protocol (OCSP) in Windows operating systems, specifically concerning synchronization errors when using a shared resource. This allows a remote attacker to execute arbitrary code on the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Use After Free

Race Condition

Weakness Enumeration

CWE-416

CWE-362

Related Identifiers

BDU:2024-00223

CVE-2024-20655

Affected Products

Ocsp

Windows

References · 9

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-20655 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2024-20655 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20655 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-20655 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-20655 · Security Note
• https://bdu.fstec.ru/vul/2024-00223 · Security Note
• https://t.me/cvenotify/81271 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2024010940 · Note
• https://t.me/cvenotify/67647 · Telegram Post