CVE-2016-1271

7.8 HIGH 0.3% exploit odds Fix listed

What it is

Juniper Junos OS before 12.1X46-D45, 12.1X47 before 12.1X47-D30, 12.3 before 12.3R11, 12.3X48 before 12.3X48-D25, 13.2 before 13.2R8, 13.3 before 13.3R7, 14.1 before 14.1R6, 14.2 before 14.2R4, 15.1 before 15.1R1 or 15.1F2, and 15.1X49 before 15.1X49-D15 allow local users to gain privileges via crafted combinations of CLI commands and arguments, a different vulnerability than CVE-2015-3003, CVE-2014-3816, and CVE-2014-0615.

At a glance

Exploitability: Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2016-04-15 14:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:41 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.3% in the next 30 days (EPSS).
Severity: 7.8 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2016-04-15 14:59 UTC
Last modified: 2026-06-17 00:41 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Juniper Junos ≤ 12.1x46
Juniper Junos 12.1x47
Juniper Junos 12.3
Juniper Junos 12.3x48
Juniper Junos 13.2
Juniper Junos 13.3
Juniper Junos 14.1
Juniper Junos 14.2

Attack profile CVSS 3.0 · 7.8

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2016-1271.md and follow it. Check whether this project is affected by CVE-2016-1271. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record