CVE-2018-20969
High
Description
do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Gnu Patch
PublishedAug 16, 2019
First seenAug 16, 2019
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu patch | v ≤ 2.7.6 | — |
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