CVE & CISA-KEV Catalog

CVE-2020-5923

MEDIUM
5.4
CVSS v3
NVD

Description

In BIG-IP versions 15.0.0-15.1.0.4, 14.1.0-14.1.2.6, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1 and BIG-IQ versions 5.4.0-7.0.0, Self-IP port-lockdown bypass via IPv6 link-local addresses.

How to fix

Remediation Available
big-ip access policy managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip advanced firewall managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip analyticsNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip application acceleration managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip application security managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip domain name systemNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip fraud protection serviceNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip global traffic managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip link controllerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip local traffic managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived from NVD
big-ip policy enforcement managerNVD
Affected:>= 15.0.0, < 15.1.0.5Fixed in:15.1.0.5CVE-2020-5923derived 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 VectorAdjacent
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityNone

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

Exploit Intelligence

0.50%probability of exploitation in 30 days
39thpercentile

Low risk: more likely to be exploited than 39% of all known CVEs.

References

Vendor Advisory1
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CVE-2020-5923 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.