Test Kennung:	1.3.6.1.4.1.25623.1.0.704455
Kategorie:	Debian Local Security Checks
Titel:	Debian Security Advisory DSA 4455-1 (heimdal - security update)
Zusammenfassung:	The remote host is missing an update for the 'heimdal'; package(s) announced via the DSA-4455-1 advisory.
Beschreibung:	Summary: The remote host is missing an update for the 'heimdal' package(s) announced via the DSA-4455-1 advisory. Vulnerability Insight: Several vulnerabilities were discovered in Heimdal, an implementation of Kerberos 5 that aims to be compatible with MIT Kerberos. CVE-2018-16860 Isaac Boukris and Andrew Bartlett discovered that Heimdal was susceptible to man-in-the-middle attacks caused by incomplete checksum validation. Details on the issue can be found in the referenced Samba advisory. CVE-2019-12098 It was discovered that failure of verification of the PA-PKINIT-KX key exchange client-side could permit to perform man-in-the-middle attack. Affected Software/OS: 'heimdal' package(s) on Debian Linux. Solution: For the stable distribution (stretch), these problems have been fixed in version 7.1.0+dfsg-13+deb9u3. We recommend that you upgrade your heimdal packages. CVSS Score: 6.0 CVSS Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P
Querverweis:	Common Vulnerability Exposure (CVE) ID: CVE-2018-16860 Common Vulnerability Exposure (CVE) ID: CVE-2019-12098
Copyright	Copyright (C) 2019 Greenbone Networks GmbH

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