VULNERABILITY INTELLIGENCE

CVE-2021-3998

CVSS score7.5 HIGH
EPSS probability2.20%
CISA KEVNot currently listed
Published2022-08-24
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

A flaw was found in glibc. The realpath() function can mistakenly return an unexpected value, potentially leading to information leakage and disclosure of sensitive data.

Weakness classification

  • secalert@redhat.com: CWE-125
  • nvd@nist.gov: CWE-252

Primary references