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CVE-2016-6253

Published: Jan 20, 2017Updated: May 13, 2026 Sources: CVE List NVD BDUCWE-59
NVD MITRE
7.8CVSSHIGH
EPSS Score
3.5%
Top 12.2%
CISA KEV
Not in KEV
Exploits
7 Known
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-59

Affected Products

n/an/a
NetBSDThe NetBSD Project
On-prem
Operating Systems / unix-bsd
netbsdnetbsd
On-premOS
Operating Systems / unix-bsd
the netbsd projectoss-projectOperating Systemsaka netbsd, netbsd project
netbsdoss-projectUSOperating Systemsaka netbsd

Attack Graph

Products CVE Techniques Tactics

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Exploitability

7 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2016-006.txt.asc
ftp.netbsd.org
http://packetstormsecurity.com/files/138021/NetBSD-mail.local-8-Local-Root.html
packetstormsecurity.com
https://www.exploit-db.com/exploits/40141/
exploit-db.com
and 12 more references View all →

Timeline

Published
Jan 20, 2017
Last Updated
May 13, 2026

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