Is CVE-2013-4685 actively exploited?

No active exploitation of CVE-2013-4685 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2013-4685 be exploited remotely?

Yes. CVE-2013-4685 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2013-4685?

CVE-2013-4685 has a CVSS score of 10.0 (CRITICAL).

HOME VULNERABILITIESCVE-2013-4685

CRITICAL

CVE-2013-4685

CWE-119Published: July 11, 2013· Updated: Jun 16, 2026

10.0

CVSS v3.1

Official Description

Buffer overflow in flowd in Juniper Junos 10.4 before 10.4S14, 11.4 before 11.4R7, 12.1 before 12.1R6, and 12.1X44 before 12.1X44-D15 on SRX devices, when Captive Portal is enabled with the UAC enforcer role, allows remote attackers to execute arbitrary code via crafted HTTP requests, aka PR 849100.

NVD Source

Technical Analysis

CVE-2013-4685 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.