CVE-2017-1000383

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-10-31 · updated 2026-06-17
Weakness: CWE-200

Description

GNU Emacs version 25.3.1 (and other versions most likely) ignores umask when creating a backup save file ("[ORIGINAL_FILENAME]~") resulting in files that may be world readable or otherwise accessible in ways not intended by the user running the emacs binary.

Affected products

GNU Emacs: through 25.3.0

References

http://www.openwall.com/lists/oss-security/2017/10/31/1
http://www.securityfocus.com/bid/101671
http://www.openwall.com/lists/oss-security/2017/10/31/1
http://www.securityfocus.com/bid/101671

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