How severe is CVE-2014-3407?

CVE-2014-3407 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-3407 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3407?

CVE-2014-3407 affects Cisco Adaptive Security Appliance Software. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-3407?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-3407 published?

CVE-2014-3407 was published on 2014-11-28 and last updated on 2026-06-17.

CVE-2014-3407

CVE-2014-3407 is a medium-severity vulnerability in Cisco Adaptive Security Appliance Software with a CVSS 2.0 base score of 5.0. 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-400.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Cisco Adaptive Security Appliance Software
Published: 2014-11-28
Last modified: 2026-06-17

Description

The SSL VPN implementation in Cisco Adaptive Security Appliance (ASA) Software 9.3(.2) and earlier does not properly allocate memory blocks during HTTP packet handling, which allows remote attackers to cause a denial of service (memory consumption) via crafted packets, aka Bug ID CSCuq68888.

Frequently asked questions

What is CVE-2014-3407?: The SSL VPN implementation in Cisco Adaptive Security Appliance (ASA) Software 9.3(.2) and earlier does not properly allocate memory blocks during HTTP packet handling, which allows remote attackers to cause a denial of service (memory consumption) via crafted packets, aka Bug ID CSCuq68888.
How severe is CVE-2014-3407?: CVE-2014-3407 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-3407 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3407?: CVE-2014-3407 affects Cisco Adaptive Security Appliance Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-3407?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3407 published?: CVE-2014-3407 was published on 2014-11-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*

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