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Debian Security Advisory DSA 4456-1 (exim4 - security update)
Information
Severity
Severity
High
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
7.5
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
3 years ago
Modified
Modified
3 years ago
Summary
The remote host is missing an update for the 'exim4' package(s) announced via the DSA-4456-1 advisory.
Insight
Insight
The Qualys Research Labs reported a flaw in Exim, a mail transport agent. Improper validation of the recipient address in the deliver_message() function may result in the execution of arbitrary commands.
Affected Software
Affected Software
'exim4' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For the stable distribution (stretch), this problem has been fixed in version 4.89-2+deb9u4. We recommend that you upgrade your exim4 packages.