CVE-2023-36054

lib/kadm5/kadm_rpc_xdr.c in MIT Kerberos 5 (aka krb5) before 1.20.2 and 1.21.x before 1.21.1 frees an uninitialized pointer. A remote authenticated user can trigger a kadmind crash. This occurs because _xdr_kadm5_principal_ent_rec does not validate the relationship between n_key_data and the key_data array count.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 70%
VendorProductVersion
mitkerberos_5
𝑥
< 1.20.2
mitkerberos_5
1.21
mitkerberos_5
1.21:beta1
debiandebian_linux
10.0
netappactive_iq_unified_manager
-
netappclustered_data_ontap
9.0
netapphci
-
netappmanagement_services_for_element_software
-
netappontap_tools
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
krb5
bullseye (security)
1.18.3-6+deb11u5
fixed
bullseye
1.18.3-6+deb11u5
fixed
bookworm
1.20.1-2+deb12u2
fixed
bookworm (security)
1.20.1-2+deb12u2
fixed
trixie
1.21.3-3
fixed
sid
1.21.3-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
krb5
oracular
not-affected
noble
not-affected
mantic
not-affected
lunar
Fixed 1.20.1-1ubuntu0.1
released
jammy
Fixed 1.19.2-2ubuntu0.3
released
focal
Fixed 1.17-6ubuntu4.4
released
bionic
Fixed 1.16-2ubuntu0.4+esm1
released
xenial
Fixed 1.13.2+dfsg-5ubuntu2.2+esm4
released
trusty
Fixed 1.12+dfsg-2ubuntu5.4+esm4
released