CVE-2013-4684

CVE-2013-4684 is a high-severity vulnerability in Juniper Junos with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

flowd in Juniper Junos 10.4 before 10.4S14, 11.4 before 11.4R8, 12.1 before 12.1R7, and 12.1X44 before 12.1X44-D15 on SRX devices, when PIM and NAT are enabled, allows remote attackers to cause a denial of service (daemon crash) via crafted PIM packets, aka PR 842253.

Frequently asked questions

What is CVE-2013-4684?
flowd in Juniper Junos 10.4 before 10.4S14, 11.4 before 11.4R8, 12.1 before 12.1R7, and 12.1X44 before 12.1X44-D15 on SRX devices, when PIM and NAT are enabled, allows remote attackers to cause a denial of service (daemon crash) via crafted PIM packets, aka PR 842253.
How severe is CVE-2013-4684?
CVE-2013-4684 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2013-4684 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4684?
CVE-2013-4684 primarily affects Juniper Junos. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4684?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-4684 published?
CVE-2013-4684 was published on 2013-07-11 and last updated on 2026-06-16.

References

Affected products (16)

More vulnerabilities in Juniper Junos

All CVEs affecting Juniper Junos →