CVE-2021-3998

CVSS V2 None CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2021-3998
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2022-08-24T16:15:09
  • Last Modified Date
  • 2023-02-12T23:43:07
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CWE-252 http://cwe.mitre.org/data/definitions/252.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* 1 OR 2.33 2.35
AND
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* 0 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://access.redhat.com/security/cve/CVE-2021-3998 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2024633 Issue Tracking Patch Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-3998 Third Party Advisory
https://security.netapp.com/advisory/ntap-20221020-0003/ Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=28770 Issue Tracking Patch Third Party Advisory
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=84d2d0fe20bdf94feed82b21b4d7d136db471f03 Mailing List Patch Third Party Advisory
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=ee8d5e33adb284601c00c94687bc907e10aec9bb Mailing List Patch Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/24/4 Mailing List Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-3998
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3998
History
Created Old Value New Value Data Type Notes
2022-08-24 17:00:13 Added to TrackCVE
2023-02-13 00:14:48 2023-02-12T23:43:07 CVE Modified Date updated
2023-02-13 00:14:48 Analyzed Modified Vulnerability Status updated
2023-02-13 00:14:49 Weakness Enumeration update