How severe is CVE-2015-6320?

CVE-2015-6320 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2015-6320 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6320?

CVE-2015-6320 primarily affects Cisco Aironet Access Point Software. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-6320?

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-2015-6320 published?

CVE-2015-6320 was published on 2016-01-15 and last updated on 2026-06-17.

CVE-2015-6320

CVE-2015-6320 is a high-severity vulnerability in Cisco Aironet Access Point Software with a CVSS 3.x base score of 7.5. 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-399.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Cisco Aironet Access Point Software
Published: 2016-01-15
Last modified: 2026-06-17

Description

The IP ingress packet handler on Cisco Aironet 1800 devices with software 8.1(112.3) and 8.1(112.4) allows remote attackers to cause a denial of service via a crafted header in an IP packet, aka Bug ID CSCuv63138.

Frequently asked questions

What is CVE-2015-6320?: The IP ingress packet handler on Cisco Aironet 1800 devices with software 8.1(112.3) and 8.1(112.4) allows remote attackers to cause a denial of service via a crafted header in an IP packet, aka Bug ID CSCuv63138.
How severe is CVE-2015-6320?: CVE-2015-6320 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2015-6320 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6320?: CVE-2015-6320 primarily affects Cisco Aironet Access Point Software. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-6320?: 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-2015-6320 published?: CVE-2015-6320 was published on 2016-01-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:cisco:aironet_access_point_software:8.1\(112.3\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:aironet_access_point_software:8.1\(112.4\):*:*:*:*:*:*:*

More vulnerabilities in Cisco Aironet Access Point Software

CVE-2017-3831 — Critical (CVSS 9.8): A vulnerability in the web-based GUI of Cisco Mobility Express 1800 Series Access Points could allow an…
CVE-2022-20622 — High (CVSS 8.6): A vulnerability in IP ingress packet processing of the Cisco Embedded Wireless Controller with Catalyst Access Points…
CVE-2020-3560 — High (CVSS 8.6): A vulnerability in Cisco Aironet Access Points (APs) could allow an unauthenticated, remote attacker to cause a denial…
CVE-2020-3559 — High (CVSS 8.6): A vulnerability in Cisco Aironet Access Point (AP) Software could allow an unauthenticated, remote attacker to cause an…
CVE-2018-0234 — High (CVSS 8.6): A vulnerability in the implementation of Point-to-Point Tunneling Protocol (PPTP) functionality in Cisco Aironet 1810,…
CVE-2016-1419 — High (CVSS 8.1): Cisco Access Point devices with software 8.2(102.43) allow remote attackers to cause a denial of service (device…

All CVEs affecting Cisco Aironet Access Point Software →

Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →