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CVE-2016-6253

HighPublished

mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on...

Published: Jan 20, 2017
Updated: Aug 6, 2024
Assigning CNA: mitre
Evidence observed: Jul 21, 2016

Primary CVSS

7.8/ 10High

nvd · CVSS 3.0

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

8.4%

Low · next 30 days

Percentile: 94.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

mail.local in NetBSD versions 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows local users to change ownership of or append data to arbitrary files on the target system via a symlink attack on the user mailbox.

Sources

NetBSD - 'mail.local(8)' Local Privilege EscalationExploit
akat1 · bsd · Jul 21, 2016
NetBSD - 'mail.local(8)' Local Privilege Escalation (Metasploit)Exploit
Metasploit · netbsd_x86 · Sep 15, 2016

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