CVE-2020-5869
CVE-2020-5869 is a critical-severity vulnerability in F5 Big-iq Centralized Management with a CVSS 3.x base score of 9.1. 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-924.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 6.4
- EPSS exploit prediction: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-924
- Affected product: F5 Big-iq Centralized Management
- Published:
- Last modified:
Description
In BIG-IQ 5.2.0-7.0.0, high availability (HA) synchronization is not secure by TLS and may allow on-path attackers to read / modify confidential data in transit.
Frequently asked questions
- What is CVE-2020-5869?
- In BIG-IQ 5.2.0-7.0.0, high availability (HA) synchronization is not secure by TLS and may allow on-path attackers to read / modify confidential data in transit.
- How severe is CVE-2020-5869?
- CVE-2020-5869 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2020-5869 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-5869?
- CVE-2020-5869 affects F5 Big-iq Centralized Management. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-5869?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2020-5869 published?
- CVE-2020-5869 was published on 2020-04-24 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:f5:big-iq_centralized_management:*:*:*:*:*:*:*:*
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