CVE & CISA-KEV Catalog

CVE-2020-5939

HIGH
7.5
CVSS v3
NVD

Description

In versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.3, 15.0.0-15.0.1.3, 14.1.0-14.1.2.6, and 13.1.0-13.1.3.4, BIG-IP Virtual Edition (VE) systems on VMware, with an Intel-based 85299 Network Interface Controller (NIC) card and Single Root I/O Virtualization (SR-IOV) enabled on vSphere, may fail and leave the Traffic Management Microkernel (TMM) in a state where it cannot transmit traffic.

How to fix

Remediation Available
big-ip access policy managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip advanced firewall managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip advanced web application firewallNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip analyticsNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip application acceleration managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip application security managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip ddos hybrid defenderNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip domain name systemNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip fraud protection serviceNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip global traffic managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip link controllerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip local traffic managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip policy enforcement managerNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD
big-ip ssl orchestratorNVD
Affected:>= 16.0.0, < 16.0.1Fixed in:16.0.1CVE-2020-5939derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

1.00%probability of exploitation in 30 days
59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Vendor Advisory1
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CVE-2020-5939 severity badge

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.