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Case File

CVE-2021-23047

MEDIUM · CVSS 5.3 EPSS 0.60%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-14 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. It affects BIG-IP.

CVE
CVE-2021-23047
Severity
MEDIUM
CVSS
5.3
EPSS
0.60%
BIG-IP

Original NVD Description

On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.3, and all versions of 13.1.x, 12.1.x and 11.6.x, when BIG-IP APM performs Online Certificate Status Protocol (OCSP) verification of a certificate that contains Authority Information Access (AIA), undisclosed requests may cause an increase in memory use. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Related CVEs

Other vulnerabilities affecting the same vendor(s)