How severe is CVE-2016-5368?

CVE-2016-5368 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-2016-5368 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-5368?

CVE-2016-5368 primarily affects Huawei Ar3200 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-5368?

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-2016-5368 published?

CVE-2016-5368 was published on 2016-06-30 and last updated on 2026-06-17.

CVE-2016-5368

CVE-2016-5368 is a high-severity vulnerability in Huawei Ar3200 Firmware 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: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Huawei Ar3200 Firmware
Published: 2016-06-30
Last modified: 2026-06-17

Description

Memory leak in Huawei AR3200 before V200R007C00SPC900 allows remote attackers to cause a denial of service (memory consumption) via a large number of crafted Multiprotocol Label Switching (MPLS) packets.

Frequently asked questions

What is CVE-2016-5368?: Memory leak in Huawei AR3200 before V200R007C00SPC900 allows remote attackers to cause a denial of service (memory consumption) via a large number of crafted Multiprotocol Label Switching (MPLS) packets.
How severe is CVE-2016-5368?: CVE-2016-5368 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-2016-5368 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-5368?: CVE-2016-5368 primarily affects Huawei Ar3200 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-5368?: 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-2016-5368 published?: CVE-2016-5368 was published on 2016-06-30 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:huawei:ar3200_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar3200_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar3200_firmware:v200r007c00:*:*:*:*:*:*:*

More vulnerabilities in Huawei Ar3200 Firmware

CVE-2020-9068 — Critical (CVSS 9.8): Huawei AR3200 products with versions of V200R007C00SPC900, V200R007C00SPCa00, V200R007C00SPCb00, V200R007C00SPCc00,…
CVE-2017-17301 — Critical (CVSS 9.8): Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, AR1200 V200R005C20, V200R005C32, V200R006C10,…
CVE-2016-6206 — Critical (CVSS 9.8): Huawei AR3200 routers with software before V200R007C00SPC600 allow remote attackers to cause a denial of service or…
CVE-2019-19417 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-19416 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-19415 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…

All CVEs affecting Huawei Ar3200 Firmware →

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 →