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Vulnerability details: VCID-z6g5-ha7v-9fdk
Vulnerability ID VCID-z6g5-ha7v-9fdk
Aliases CVE-2024-37370
Summary In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-37370.json
epss 0.0009 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.0009 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.0009 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.0009 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.0009 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.0009 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00114 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00163 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00305 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
epss 0.00314 https://api.first.org/data/v1/epss?cve=CVE-2024-37370
cvssv3.1 7.4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
ssvc Track https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2024-37370
archlinux Medium https://security.archlinux.org/AVG-2856
cvssv3.1 7.5 https://web.mit.edu/kerberos/www/advisories/
ssvc Track https://web.mit.edu/kerberos/www/advisories/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-37370.json
https://api.first.org/data/v1/epss?cve=CVE-2024-37370
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-37370
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-37371
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.netapp.com/advisory/ntap-20241108-0007/
2294677 https://bugzilla.redhat.com/show_bug.cgi?id=2294677
55fbf435edbe2e92dd8101669b1ce7144bc96fef https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
advisories https://web.mit.edu/kerberos/www/advisories/
AVG-2856 https://security.archlinux.org/AVG-2856
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*
CVE-2024-37370 https://nvd.nist.gov/vuln/detail/CVE-2024-37370
RHSA-2024:10135 https://access.redhat.com/errata/RHSA-2024:10135
RHSA-2024:11109 https://access.redhat.com/errata/RHSA-2024:11109
RHSA-2024:4734 https://access.redhat.com/errata/RHSA-2024:4734
RHSA-2024:4743 https://access.redhat.com/errata/RHSA-2024:4743
RHSA-2024:5076 https://access.redhat.com/errata/RHSA-2024:5076
RHSA-2024:5312 https://access.redhat.com/errata/RHSA-2024:5312
RHSA-2024:5316 https://access.redhat.com/errata/RHSA-2024:5316
RHSA-2024:5625 https://access.redhat.com/errata/RHSA-2024:5625
RHSA-2024:5630 https://access.redhat.com/errata/RHSA-2024:5630
RHSA-2024:5643 https://access.redhat.com/errata/RHSA-2024:5643
RHSA-2024:5884 https://access.redhat.com/errata/RHSA-2024:5884
RHSA-2024:6166 https://access.redhat.com/errata/RHSA-2024:6166
RHSA-2024:7213 https://access.redhat.com/errata/RHSA-2024:7213
RHSA-2024:7374 https://access.redhat.com/errata/RHSA-2024:7374
USN-6947-1 https://usn.ubuntu.com/6947-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-37370.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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/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: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-07-01T15:25:49Z/ Found at https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2024-37370
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://web.mit.edu/kerberos/www/advisories/
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: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-07-01T15:25:49Z/ Found at https://web.mit.edu/kerberos/www/advisories/
Exploit Prediction Scoring System (EPSS)
Percentile 0.26517
EPSS Score 0.0009
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:29:03.994499+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.20/main.json 37.0.0