What is CVE-2016-1262?

CVE-2016-1262 is a medium-severity vulnerability in Juniper Junos, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2016-01-15.

How severe is CVE-2016-1262?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Improper input validation in Juniper Junos

CVE-2016-1262

Juniper Junos OS before 12.1X46-D45, 12.1X47 before 12.1X47-D30, 12.1X48 before 12.3X48-D20, and 15.1X49 before 15.1X49-D30 on SRX series devices, when the Real Time Streaming Protocol Application Layer Gateway (RTSP ALG) is enabled, allow remote attackers to cause a denial of service (flowd crash) via a crafted RTSP packet.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2016-01-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Juniper Junos — versions 12.1x47, 12.3x48, 15.1x49

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

kb.juniper.net/InfoCenter/index (Vendor Advisory)
www.securitytracker.com/id/1035108 (vdb-entry)

Frequently asked questions

What is CVE-2016-1262?: CVE-2016-1262 is a medium-severity vulnerability in Juniper Junos, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2016-01-15.
How severe is CVE-2016-1262?: Medium severity. CVSS v3 base score is 5.9 out of 10.