CVE-2007-4000

NameCVE-2007-4000
DescriptionThe kadm5_modify_policy_internal function in lib/kadm5/srv/svr_policy.c in the Kerberos administration daemon (kadmind) in MIT Kerberos 5 (krb5) 1.5 through 1.6.2 does not properly check return values when the policy does not exist, which might allow remote authenticated users with the "modify policy" privilege to execute arbitrary code via unspecified vectors that trigger a write to an uninitialized pointer.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)stretch1.15-1+deb9u1fixed
stretch (security)1.15-1+deb9u2fixed
buster1.17-3+deb10u1fixed
buster (security)1.17-3+deb10u2fixed
bullseye1.18.3-6fixed
bookworm, sid1.18.3-7fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5sourcesarge(not affected)
krb5sourceetch(not affected)
krb5source(unstable)1.6.dfsg.1-7high

Notes

[etch] - krb5 <not-affected> (Vulnerable code not present)
[sarge] - krb5 <not-affected> (Vulnerable code not present)

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