CVE-2017-1000383

low-risk
Published 2017-10-31

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.

Do I need to act?

-
0.14% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Emacs

Affected Vendors

Gnu

References (4)

Mailing List http://www.openwall.com/lists/oss-security/2017/10/31/1
Third Party Advisory http://www.securityfocus.com/bid/101671
Mailing List http://www.openwall.com/lists/oss-security/2017/10/31/1
Third Party Advisory http://www.securityfocus.com/bid/101671
24
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal