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Vulnerability details: VCID-apac-1qn7-aaaj
Vulnerability ID VCID-apac-1qn7-aaaj
Aliases CVE-2017-11462
Summary Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-415 Double Free
CWE-416 Use After Free
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-11462.html
cvssv3 3.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-11462.json
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
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epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
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epss 0.00312 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
epss 0.00480 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
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epss 0.00600 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
epss 0.00600 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
epss 0.00600 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
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epss 0.00642 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
epss 0.00642 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
epss 0.01064 https://api.first.org/data/v1/epss?cve=CVE-2017-11462
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11462
cvssv2 4.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2017-11462
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2017-11462
archlinux High https://security.archlinux.org/AVG-414
archlinux High https://security.archlinux.org/AVG-415
Reference id Reference type URL
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-11462.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-11462.json
https://api.first.org/data/v1/epss?cve=CVE-2017-11462
https://bugzilla.redhat.com/show_bug.cgi?id=1488873
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11462
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/
873563 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=873563
ASA-201710-8 https://security.archlinux.org/ASA-201710-8
ASA-201710-9 https://security.archlinux.org/ASA-201710-9
AVG-414 https://security.archlinux.org/AVG-414
AVG-415 https://security.archlinux.org/AVG-415
cpe:2.3:a:mit:kerberos_5:1.14:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14.1:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14.2:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14.3:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14.4:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14.5:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14:alpha1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14:alpha1:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14:beta1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14:beta1:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.14:beta2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.14:beta2:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.15:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.15:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.15.1:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.15.1:beta1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.15.1:beta1:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.15.1:beta2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:1.15.1:beta2:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:26:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:26:*:*:*:*:*:*:*
CVE-2017-11462 https://nvd.nist.gov/vuln/detail/CVE-2017-11462
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-11462.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-11462
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
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-11462
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.49923
EPSS Score 0.00296
Published At March 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.