CVE-2007-3999

NameCVE-2007-3999
DescriptionStack-based buffer overflow in the svcauth_gss_validate function in lib/rpc/svc_auth_gss.c in the RPCSEC_GSS RPC library (librpcsecgss) in MIT Kerberos 5 (krb5) 1.4 through 1.6.2, as used by the Kerberos administration daemon (kadmind) and some third-party applications that use krb5, allows remote attackers to cause a denial of service (daemon crash) and probably execute arbitrary code via a long string in an RPC message.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1367-1, DSA-1368-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)buster1.17-3+deb10u4fixed
buster (security)1.17-3+deb10u6fixed
bullseye1.18.3-6+deb11u4fixed
bullseye (security)1.18.3-6+deb11u3fixed
bookworm1.20.1-2+deb12u1fixed
trixie1.20.1-5fixed
sid1.20.1-6fixed
librpcsecgss (PTS)buster0.19-7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5sourcesarge(not affected)
krb5sourceetch1.4.4-7etch4DSA-1367-1
krb5source(unstable)1.6.dfsg.1-7high
librpcsecgsssourceetch0.14-2etch1DSA-1368-1
librpcsecgsssource(unstable)0.14-3

Notes

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

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