How severe is CVE-2014-4870?

CVE-2014-4870 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2014-4870 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4870?

CVE-2014-4870 primarily affects Brocade Vyatta 5400 Vrouter Software. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4870?

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-2014-4870 published?

CVE-2014-4870 was published on 2014-10-07 and last updated on 2026-06-17.

CVE-2014-4870

CVE-2014-4870 is a high-severity vulnerability in Brocade Vyatta 5400 Vrouter Software with a CVSS 2.0 base score of 7.2. 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-20.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Brocade Vyatta 5400 Vrouter Software
Published: 2014-10-07
Last modified: 2026-06-17

Description

/opt/vyatta/bin/sudo-users/vyatta-clear-dhcp-lease.pl on the Brocade Vyatta 5400 vRouter 6.4R(x), 6.6R(x), and 6.7R1 does not properly validate parameters, which allows local users to gain privileges by leveraging the sudo configuration.

Frequently asked questions

What is CVE-2014-4870?: /opt/vyatta/bin/sudo-users/vyatta-clear-dhcp-lease.pl on the Brocade Vyatta 5400 vRouter 6.4R(x), 6.6R(x), and 6.7R1 does not properly validate parameters, which allows local users to gain privileges by leveraging the sudo configuration.
How severe is CVE-2014-4870?: CVE-2014-4870 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2014-4870 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4870?: CVE-2014-4870 primarily affects Brocade Vyatta 5400 Vrouter Software. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4870?: 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-2014-4870 published?: CVE-2014-4870 was published on 2014-10-07 and last updated on 2026-06-17.

References

http://www.kb.cert.org/vuls/id/111588

Affected products (4)

cpe:2.3:a:brocade:vyatta_5400_vrouter_software:6.4:*:*:*:*:*:*:*
cpe:2.3:a:brocade:vyatta_5400_vrouter_software:6.6:*:*:*:*:*:*:*
cpe:2.3:a:brocade:vyatta_5400_vrouter_software:6.7:*:*:*:*:*:*:*
cpe:2.3:h:brocade:vyatta_5400_vrouter:-:*:*:*:*:*:*:*

More vulnerabilities in Brocade Vyatta 5400 Vrouter Software

CVE-2014-4868 — Critical (CVSS 9.0): The management console on the Brocade Vyatta 5400 vRouter 6.4R(x), 6.6R(x), and 6.7R1 allows remote authenticated users…
CVE-2014-4869 — Medium (CVSS 5.0): The Brocade Vyatta 5400 vRouter 6.4R(x), 6.6R(x), and 6.7R1 allows attackers to obtain sensitive encrypted-password…

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