How severe is CVE-2013-6014?

CVE-2013-6014 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2013-6014 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-6014?

CVE-2013-6014 primarily affects Juniper Junos. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-6014?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-6014 published?

CVE-2013-6014 was published on 2013-10-28 and last updated on 2026-06-16.

CVE-2013-6014

CVE-2013-6014 is a critical-severity vulnerability in Juniper Junos with a CVSS 3.x base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
CVSS v2: 6.1
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Juniper Junos
Published: 2013-10-28
Last modified: 2026-06-16

Description

Juniper Junos 10.4 before 10.4S15, 11.4 before 11.4R9, 11.4X27 before 11.4X27.44, 12.1 before 12.1R7, 12.1X44 before 12.1X44-D20, 12.1X45 before 12.1X45-D15, 12.2 before 12.2R6, 12.3 before 12.3R3, 13.1 before 13.1R3, and 13.2 before 13.2R1, when Proxy ARP is enabled on an unnumbered interface, allows remote attackers to perform ARP poisoning attacks and possibly obtain sensitive information via a crafted ARP message.

Frequently asked questions

What is CVE-2013-6014?: Juniper Junos 10.4 before 10.4S15, 11.4 before 11.4R9, 11.4X27 before 11.4X27.44, 12.1 before 12.1R7, 12.1X44 before 12.1X44-D20, 12.1X45 before 12.1X45-D15, 12.2 before 12.2R6, 12.3 before 12.3R3, 13.1 before 13.1R3, and 13.2 before 13.2R1, when Proxy ARP is enabled on an unnumbered interface, allows remote attackers to perform ARP poisoning attacks and possibly obtain sensitive information via a crafted ARP message.
How severe is CVE-2013-6014?: CVE-2013-6014 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2013-6014 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6014?: CVE-2013-6014 primarily affects Juniper Junos. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6014?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-6014 published?: CVE-2013-6014 was published on 2013-10-28 and last updated on 2026-06-16.

References

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10595

Affected products (10)

cpe:2.3:o:juniper:junos:10.4:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:11.4:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:11.4x27:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:12.1:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:12.1x44:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:12.1x45:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:12.2:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:12.3:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:13.1:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:13.2:*:*:*:*:*:*:*

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