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Vulnerability details: VCID-r5je-12xj-aaac
Vulnerability ID VCID-r5je-12xj-aaac
Aliases CVE-2018-5710
Summary An issue was discovered in MIT Kerberos 5 (aka krb5) through 1.16. The pre-defined function "strlen" is getting a "NULL" string as a parameter value in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the Key Distribution Center (KDC), which allows remote authenticated users to cause a denial of service (NULL pointer dereference) via a modified kadmin client.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-476 NULL Pointer Dereference
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-5710.html
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5710.json
epss 0.00157 https://api.first.org/data/v1/epss?cve=CVE-2018-5710
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epss 0.00563 https://api.first.org/data/v1/epss?cve=CVE-2018-5710
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epss 0.02692 https://api.first.org/data/v1/epss?cve=CVE-2018-5710
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1535575
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5710
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Low https://github.com/poojamnit/Kerberos-V5-1.16-Vulnerabilities/tree/master/Denial%20Of%20Service(DoS)
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2018-5710
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-5710
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-5710.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5710.json
https://api.first.org/data/v1/epss?cve=CVE-2018-5710
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5710
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/poojamnit/Kerberos-V5-1.16-Vulnerabilities/tree/master/Denial%20Of%20Service%28DoS%29
https://github.com/poojamnit/Kerberos-V5-1.16-Vulnerabilities/tree/master/Denial%20Of%20Service(DoS)
1535575 https://bugzilla.redhat.com/show_bug.cgi?id=1535575
889685 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889685
cpe:2.3:a:mit:kerberos:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos:*:*:*:*:*:*:*:*
CVE-2018-5710 https://nvd.nist.gov/vuln/detail/CVE-2018-5710
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5710.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: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H 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:S/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-5710
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:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-5710
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 0.52805
EPSS Score 0.00157
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.