VULNERABILITY INTELLIGENCE

CVE-2020-28007

CVSS score7.8 HIGH
EPSS probability0.53%
CISA KEVNot currently listed
Published2021-05-06
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-59

Primary references