Backup File Permission Issue in GNU Emacs by GNU
CVE-2017-1000383

5.5MEDIUM

Key Information:

Vendor
Gnu
Status
Emacs
Vendor
CVE Published:
31 October 2017

Summary

A file permission vulnerability exists in GNU Emacs versions, specifically starting from version 25.3.1, where the application neglects the umask settings when creating backup save files. This issue results in backup files being created with permissions that may allow unintended global access, potentially exposing sensitive information. Users running Emacs may inadvertently create files that are world-readable, thereby compromising the security of their information.

References

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

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.