VULNERABILITY

Ubuntu: (Multiple Advisories) (CVE-2020-28007): Exim vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-28007): Exim vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
05/04/2021
Created
05/07/2021
Added
05/05/2021
Modified
11/15/2024

Description

Exim 4 before 4.94.2 allows Execution with Unnecessary Privileges. Because Exim operates as root in the log directory (owned by a non-root user), a symlink or hard link attack allows overwriting critical root-owned files anywhere on the filesystem.

Solution(s)

  • ubuntu-pro-upgrade-exim4-base
  • ubuntu-pro-upgrade-exim4-daemon-heavy
  • ubuntu-pro-upgrade-exim4-daemon-light

References

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