CVE-2024-37370

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
mitreCNA
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CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
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---
Base Score
CVSS 3.x
EPSS Score
Percentile: 61%
VendorProductVersion
mitkerberos_5
𝑥
< 1.21.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
krb5
bullseye
1.18.3-6+deb11u5
fixed
bullseye (security)
1.18.3-6+deb11u7
fixed
bookworm
1.20.1-2+deb12u4
fixed
bookworm (security)
1.20.1-2+deb12u2
fixed
trixie
1.21.3-5
fixed
forky
1.22.1-2
fixed
sid
1.22.1-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
krb5
oracular
not-affected
noble
Fixed 1.20.1-6ubuntu2.1
released
mantic
ignored
jammy
Fixed 1.19.2-2ubuntu0.4
released
focal
Fixed 1.17-6ubuntu4.6
released
bionic
Fixed 1.16-2ubuntu0.4+esm2
released
xenial
Fixed 1.13.2+dfsg-5ubuntu2.2+esm5
released
trusty
Fixed 1.12+dfsg-2ubuntu5.4+esm5
released
Common Weakness Enumeration
References
https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
https://web.mit.edu/kerberos/www/advisories/
https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
https://security.netapp.com/advisory/ntap-20241108-0007/
https://web.mit.edu/kerberos/www/advisories/