CVE-2023-6992

CVSS 3.1 Score 5.5 of 10 (medium)

Details

Published Jan 4, 2024
Updated: Jan 10, 2024
CWE ID 122
CWE ID 126
CWE ID 20
CWE ID 787

Summary

CVE-2023-6992 is a vulnerability found in the Cloudflare version of the zlib library. It is susceptible to memory corruption issues that affect the deflation algorithm implementation. The vulnerability arises from improper input validation and heap-based buffer overflow. If exploited by a local attacker through a crafted malicious file during compression, it could lead to denial of service of the software. The issue has been patched in commit 8352d10 in the Cloudflare zlib repository, and the upstream repository is not affected. The vulnerability has a base severity rating of MEDIUM with an exploitability score of 1.8, and it poses a high availability impact but does not impact confidentiality or integrity.

Explore Beyond the CVE Basics with Recorded Future's Vulnerability Intelligence

Note: This is just a basic overview providing quick insights into CVE-2023-6992 information. Gain full access to comprehensive CVE data, risk scores, prioritization, and mitigation data through Recorded Future's Vulnerability Intelligence:
  • Prioritize with Risk-Based Scoring
  • Explore the Extensive Vulnerability Database
  • Receive Early Alerts on Emerging CVEs
  • Focus on Critical Exploitable Vulnerabilities
  • Streamline Remediation with Integration Options