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Debian Security Advisory 4443-1

Debian Security Advisory 4443-1
Posted May 15, 2019
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4443-1 - Isaac Boukris and Andrew Bartlett discovered that the S4U2Self Kerberos extension used in Samba's Active Directory support was susceptible to man-in-the-middle attacks caused by incomplete checksum validation.

tags | advisory
systems | linux, debian
advisories | CVE-2018-16860
MD5 | 5c7d3ea173eb8e6307e20eb9c3b6b097

Debian Security Advisory 4443-1

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-4443-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
May 14, 2019 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : samba
CVE ID : CVE-2018-16860

Isaac Boukris and Andrew Bartlett discovered that the S4U2Self Kerberos
extension used in Samba's Active Directory support was susceptible to
man-in-the-middle attacks caused by incomplete checksum validation.

Details can be found in the upstream advisory at
https://www.samba.org/samba/security/CVE-2018-16860.html

For the stable distribution (stretch), this problem has been fixed in
version 2:4.5.16+dfsg-1+deb9u2.

We recommend that you upgrade your samba packages.

For the detailed security status of samba please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/samba

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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