CVE-2016-6253
Summary
| CVE | CVE-2016-6253 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-01-20 15:59:00 UTC |
| Updated | 2025-04-20 01:37:25 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.0 7.8 HIGH from [email protected]
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-59 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 7.8 | HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
CVSS v3.0 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
LocalAccess Complexity
LowAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:L/AC:L/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Netbsd | Netbsd | 6.0 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.0.1 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.0.2 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.0.3 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.0.4 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.0.5 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.0.6 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.1 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.1.1 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.1.2 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.1.3 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.1.4 | All | All | All |
| Operating System | Netbsd | Netbsd | 6.1.5 | All | All | All |
| Operating System | Netbsd | Netbsd | 7.0 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| NetBSD mail.local(8) Local Root ≈ Packet Storm | af854a3a-2127-422b-91ae-364da2661108 | packetstormsecurity.com | Exploit, Third Party Advisory, VDB Entry |
| NetBSD mail.local(8) - Privilege Escalation (NetBSD-SA2016-006) | af854a3a-2127-422b-91ae-364da2661108 | www.exploit-db.com | Exploit, Third Party Advisory, VDB Entry |
| CVE-2016-6253 NetBSD mail.local Privilege Escalation | Rapid7 | af854a3a-2127-422b-91ae-364da2661108 | www.rapid7.com | Exploit, Third Party Advisory, VDB Entry |
| akat1 - Spawn your shell like it's 90s again! | af854a3a-2127-422b-91ae-364da2661108 | akat1.pl | Exploit, Third Party Advisory |
| NetBSD mail.local(8) Race Condition Lets Local Users Obtain Root Privileges - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry |
| ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2016-006.txt.asc | af854a3a-2127-422b-91ae-364da2661108 | ftp.netbsd.org | Vendor Advisory |
| NetBSD CVE-2016-6253 Local Privilege Escalation Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| NetBSD mail.local(8) - Privilege Escalation (Metasploit) | af854a3a-2127-422b-91ae-364da2661108 | www.exploit-db.com | Exploit, Third Party Advisory, VDB Entry |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.