vulnerability
Exim: Heap buffer overflow in parse_fix_phrase() (CVE-2020-28013)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:N/C:C/I:C/A:C) | 05/06/2021 | 05/13/2021 | 05/13/2021 |
Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
05/06/2021
Added
05/13/2021
Modified
05/13/2021
Description
Exim 4 before 4.94.2 allows Heap-based Buffer Overflow because it mishandles "-F '.('" on the command line, and thus may allow privilege escalation from any user to root. This occurs because of the interpretation of negative sizes in strncpy.
Solution
exim-upgrade-4_94_2
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