CVE & CISA-KEV Catalog

CVE-2020-5918

HIGH
7.5
CVSS v3
NVD

Description

In BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the Traffic Management Microkernel (TMM) may stop responding when processing Stream Control Transmission Protocol (SCTP) traffic when traffic volume is high. This vulnerability affects TMM by way of a virtual server configured with an SCTP profile.

How to fix

Remediation Available
big-ip access policy managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip advanced firewall managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip analyticsNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip application acceleration managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip application security managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip domain name systemNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip fraud protection serviceNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip global traffic managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip link controllerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip local traffic managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived from NVD
big-ip policy enforcement managerNVD
Affected:>= 15.1.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5918derived 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

1.04%probability of exploitation in 30 days
60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Vendor Advisory1
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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.