Vulnerability Details CVE-2020-28007
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.3%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 7.2
Products affected by CVE-2020-28007
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cpe:2.3:a:exim:exim:4.80.1
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cpe:2.3:a:exim:exim:4.82.1
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cpe:2.3:a:exim:exim:4.84.2
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cpe:2.3:a:exim:exim:4.85.1
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cpe:2.3:a:exim:exim:4.85.2
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cpe:2.3:a:exim:exim:4.86.1
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cpe:2.3:a:exim:exim:4.86.2
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cpe:2.3:a:exim:exim:4.87.1
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cpe:2.3:a:exim:exim:4.89.1
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cpe:2.3:a:exim:exim:4.90.0.22
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cpe:2.3:a:exim:exim:4.90.0.27
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cpe:2.3:a:exim:exim:4.90.1
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cpe:2.3:a:exim:exim:4.92.1
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cpe:2.3:a:exim:exim:4.92.2
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cpe:2.3:a:exim:exim:4.93.0.4
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cpe:2.3:a:exim:exim:4.93.0.4-3.1
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cpe:2.3:a:exim:exim:4.94.1