CVE-2021-3998

HIGH

GNU Glibc < 2.35 - Information Disclosure

Title source: rule
STIX 2.1

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.

Scores

CVSS v3 7.5
EPSS 0.0020
EPSS Percentile 41.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-125 CWE-252
Status published
Products (7)
gnu/glibc 2.33 - 2.35
netapp/h300s_firmware
netapp/h410c_firmware
netapp/h410s_firmware
netapp/h500s_firmware
netapp/h700s_firmware
netapp/ontap_select_deploy_administration_utility
Published Aug 24, 2022
Tracked Since Feb 18, 2026