Vulnerability Details CVE-2021-3998
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 27.9%
CVSS Severity
CVSS v3 Score 7.5
References
- https://access.redhat.com/security/cve/CVE-2021-3998
- https://bugzilla.redhat.com/show_bug.cgi?id=2024633
- https://security-tracker.debian.org/tracker/CVE-2021-3998
- https://security.netapp.com/advisory/ntap-20221020-0003/
- https://sourceware.org/bugzilla/show_bug.cgi?id=28770
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=84d2d0fe20bdf94feed82b21b4d7d136db471f03
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=ee8d5e33adb284601c00c94687bc907e10aec9bb
- https://www.openwall.com/lists/oss-security/2022/01/24/4
- https://access.redhat.com/security/cve/CVE-2021-3998
- https://bugzilla.redhat.com/show_bug.cgi?id=2024633
- https://security-tracker.debian.org/tracker/CVE-2021-3998
- https://security.netapp.com/advisory/ntap-20221020-0003/
- https://sourceware.org/bugzilla/show_bug.cgi?id=28770
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=84d2d0fe20bdf94feed82b21b4d7d136db471f03
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=ee8d5e33adb284601c00c94687bc907e10aec9bb
- https://www.openwall.com/lists/oss-security/2022/01/24/4
Products affected by CVE-2021-3998
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cpe:2.3:a:gnu:glibc:2.33
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cpe:2.3:a:gnu:glibc:2.33.9000
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cpe:2.3:a:gnu:glibc:2.34
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cpe:2.3:a:gnu:glibc:2.34.9000
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cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-
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cpe:2.3:h:netapp:h300s:-
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cpe:2.3:h:netapp:h410c:-
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cpe:2.3:h:netapp:h410s:-
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cpe:2.3:h:netapp:h500s:-
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cpe:2.3:h:netapp:h700s:-
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cpe:2.3:o:netapp:h300s_firmware:-
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cpe:2.3:o:netapp:h410c_firmware:-
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cpe:2.3:o:netapp:h410s_firmware:-
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cpe:2.3:o:netapp:h500s_firmware:-
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cpe:2.3:o:netapp:h700s_firmware:-