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Vulnerability details: VCID-hmph-8h2t-aaar
Vulnerability ID VCID-hmph-8h2t-aaar
Aliases CVE-2014-8121
Summary DB_LOOKUP in nss_files/files-XXX.c in the Name Service Switch (NSS) in GNU C Library (aka glibc or libc6) 2.21 and earlier does not properly check if a file is open, which allows remote attackers to cause a denial of service (infinite loop) by performing a look-up on a database while iterating over it, which triggers the file pointer to be reset.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-17 DEPRECATED: Code
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-8121.html
rhas Moderate https://access.redhat.com/errata/RHSA-2015:0327
epss 0.01585 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.01585 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.01585 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.01585 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.01585 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.01585 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.01686 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.01686 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.01686 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.01686 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.02108 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.02180 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.02180 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.02496 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.02531 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.02531 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.02531 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
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epss 0.02531 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
epss 0.02531 https://api.first.org/data/v1/epss?cve=CVE-2014-8121
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8121
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1781
generic_textual High https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7547
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8776
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8777
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8778
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8779
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2014-8121
generic_textual Low https://sourceware.org/ml/libc-alpha/2015-02/msg00617.html
generic_textual Low https://ubuntu.com/security/notices/USN-2985-1
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-8121.html
http://rhn.redhat.com/errata/RHSA-2015-0327.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2014-8121.json
https://api.first.org/data/v1/epss?cve=CVE-2014-8121
https://bugzilla.redhat.com/show_bug.cgi?id=1165192
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8121
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1781
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7547
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8776
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8777
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8778
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8779
https://security.gentoo.org/glsa/201602-02
https://sourceware.org/ml/libc-alpha/2015-02/msg00617.html
https://ubuntu.com/security/notices/USN-2985-1
http://www.debian.org/security/2016/dsa-3480
http://www.securityfocus.com/bid/73038
http://www.ubuntu.com/usn/USN-2985-1
http://www.ubuntu.com/usn/USN-2985-2
779587 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=779587
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp3:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp4:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux_enterprise_server:11.0:sp3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:suse_linux_enterprise_server:11.0:sp3:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux_enterprise_server:11.0:sp3:*:*:*:vmware:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:suse_linux_enterprise_server:11.0:sp3:*:*:*:vmware:*:*
cpe:2.3:o:suse:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:*
CVE-2014-8121 https://nvd.nist.gov/vuln/detail/CVE-2014-8121
RHSA-2015:0327 https://access.redhat.com/errata/RHSA-2015:0327
USN-2985-1 https://usn.ubuntu.com/2985-1/
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2014-8121
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.79918
EPSS Score 0.01585
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.