Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-20231

A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other consequences.

Published

2021-03-12T19:15:13.037

Last Modified

2024-11-21T05:46:10.697

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-416
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application gnu gnutls < 3.7.1 Yes
Operating System redhat enterprise_linux 8.0 Yes
Operating System fedoraproject fedora 34 Yes
Application netapp active_iq_unified_manager - Yes
Application netapp e-series_performance_analyzer - Yes
References