# Big-IP Domain Name System vulnerabilities > Big-IP Domain Name System is made by F5. We track 392 published vulnerabilities in it, across 255 versions. 7 of them are on the list of flaws known to be exploited, the newest added on 31 October 2023. If you run Big-IP Domain Name System, check your version against the exploited flaws below and patch those first. Canonical page: https://www.precursorintelligence.com/product/f5/big-ip_domain_name_system ## At a glance - **Made by:** [F5](https://www.precursorintelligence.com/vendors/f5) - **Published vulnerabilities:** 392 - **Known to be exploited:** 7 - **Versions tracked:** 255 - **Most recently added to the known-exploited list:** [CVE-2023-46748](https://www.precursorintelligence.com/what-is/cve-2023-46748), 31 October 2023. We keep watching the list. ## Which versions of Big-IP Domain Name System do the exploited flaws hit? Each exploited flaw lists the versions it affects, as published. "13.1.0 to before 13.1.5" means from 13.1.0 up to, but not including, 13.1.5. - [CVE-2023-46748](https://www.precursorintelligence.com/what-is/cve-2023-46748) (F5 BIG-IP Configuration Utility SQL Injection Vulnerability): 13.1.0 to 13.1.5, 14.1.0 to 14.1.5, 15.1.0 to 15.1.10, 16.1.0 to 16.1.4, 17.1.0 to 17.1.1 - [CVE-2023-46747](https://www.precursorintelligence.com/what-is/cve-2023-46747) (F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability): 13.1.0 to 13.1.5, 14.1.0 to 14.1.5, 15.1.0 to 15.1.10, 16.1.0 to 16.1.4, 17.1.0 to 17.1.1 - [CVE-2023-44487](https://www.precursorintelligence.com/what-is/cve-2023-44487) (HTTP/2 Rapid Reset Attack Vulnerability): 13.1.0 to 13.1.5, 14.1.0 to 14.1.5, 15.1.0 to 15.1.10, 16.1.0 to 16.1.4, 17.1.0 - [CVE-2022-1388](https://www.precursorintelligence.com/what-is/cve-2022-1388) (F5 BIG-IP Missing Authentication Vulnerability): 11.6.1 to 11.6.5, 12.1.0 to 12.1.6, 13.1.0 to before 13.1.5, 14.1.0 to before 14.1.4.6, 15.1.0 to before 15.1.5.1, 16.1.0 to before 16.1.2.2 - [CVE-2021-22991](https://www.precursorintelligence.com/what-is/cve-2021-22991) (F5 BIG-IP Traffic Management Microkernel Buffer Overflow): 12.1.0 to before 12.1.5.3, 13.1.0 to before 13.1.3.6, 14.1.0 to before 14.1.4, 15.1.0 to before 15.1.2.1, 16.0.0 to before 16.0.1.1 - [CVE-2020-5902](https://www.precursorintelligence.com/what-is/cve-2020-5902) (F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnerability): 11.6.1 to before 11.6.5.2, 12.1.0 to before 12.1.5.2, 13.1.0 to before 13.1.3.4, 14.1.0 to before 14.1.2.6, 15.0.0 to before 15.0.1.4, 15.1.0 to before 15.1.0.4 - [CVE-2021-22986](https://www.precursorintelligence.com/what-is/cve-2021-22986) (F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution Vulnerability): 12.1.0 to before 12.1.5.3, 13.1.0 to before 13.1.3.6, 14.1.0 to before 14.1.4, 15.1.0 to before 15.1.2.1, 16.0.0 to before 16.0.1.1 ## Which Big-IP Domain Name System vulnerabilities are being exploited? 7 flaws are on the government list of vulnerabilities known to be exploited, newest first: - [CVE-2023-46748](https://www.precursorintelligence.com/what-is/cve-2023-46748): F5 BIG-IP Configuration Utility SQL Injection Vulnerability. High, CVSS 8.8, chance of use in 30 days 4.5%, known exploited since 31 October 2023. - [CVE-2023-46747](https://www.precursorintelligence.com/what-is/cve-2023-46747): F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability. Critical, CVSS 9.8, chance of use in 30 days 97%, known exploited since 31 October 2023. - [CVE-2023-44487](https://www.precursorintelligence.com/what-is/cve-2023-44487): HTTP/2 Rapid Reset Attack Vulnerability. High, CVSS 7.5, chance of use in 30 days >99%, known exploited since 10 October 2023. - [CVE-2022-1388](https://www.precursorintelligence.com/what-is/cve-2022-1388): F5 BIG-IP Missing Authentication Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 10 May 2022. - [CVE-2021-22991](https://www.precursorintelligence.com/what-is/cve-2021-22991): F5 BIG-IP Traffic Management Microkernel Buffer Overflow. Critical, CVSS 9.8, chance of use in 30 days 61%, known exploited since 18 January 2022. - [CVE-2020-5902](https://www.precursorintelligence.com/what-is/cve-2020-5902): F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 3 November 2021. - [CVE-2021-22986](https://www.precursorintelligence.com/what-is/cve-2021-22986): F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 3 November 2021. ## Which Big-IP Domain Name System flaws are most likely to be used? Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days): - [CVE-2020-5902](https://www.precursorintelligence.com/what-is/cve-2020-5902): >99%, Critical (CVSS 9.8), known exploited - [CVE-2023-44487](https://www.precursorintelligence.com/what-is/cve-2023-44487): >99%, High (CVSS 7.5), known exploited - [CVE-2022-1388](https://www.precursorintelligence.com/what-is/cve-2022-1388): >99%, Critical (CVSS 9.8), known exploited - [CVE-2021-22986](https://www.precursorintelligence.com/what-is/cve-2021-22986): >99%, Critical (CVSS 9.8), known exploited - [CVE-2019-11477](https://www.precursorintelligence.com/what-is/cve-2019-11477): 99%, High (CVSS 7.5) - [CVE-2023-46747](https://www.precursorintelligence.com/what-is/cve-2023-46747): 97%, Critical (CVSS 9.8), known exploited - [CVE-2019-11478](https://www.precursorintelligence.com/what-is/cve-2019-11478): 95%, High (CVSS 7.5) - [CVE-2022-41622](https://www.precursorintelligence.com/what-is/cve-2022-41622): 92%, High (CVSS 8.8) - [CVE-2019-11479](https://www.precursorintelligence.com/what-is/cve-2019-11479): 92%, High (CVSS 7.5) - [CVE-2015-7547](https://www.precursorintelligence.com/what-is/cve-2015-7547): 91%, High (CVSS 8.1) ## Questions ### How many vulnerabilities does Big-IP Domain Name System have? We track 392 published vulnerabilities listed under the name Big-IP Domain Name System, across 255 versions. The most recent Big-IP Domain Name System flaw added to the known-exploited list is CVE-2023-46748, on 31 October 2023. ### Which Big-IP Domain Name System vulnerabilities are being exploited? 7 are on the list of flaws known to be exploited. The most recently added are CVE-2023-46748, CVE-2023-46747 and CVE-2023-44487. ### Which versions of Big-IP Domain Name System do the exploited flaws affect? Each flaw names its own versions, usually as ranges. The newest, CVE-2023-46748, affects 13.1.0 to 13.1.5, 14.1.0 to 14.1.5, 15.1.0 to 15.1.10, 16.1.0 to 16.1.4 and more. The versions for every exploited flaw are listed on this page. ### How do I get alerts for Big-IP Domain Name System? Create a Precursor Intelligence account and track Big-IP Domain Name System. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook. ## Running Big-IP Domain Name System? Precursor Intelligence keeps checking for you: - **Tell us what you run.** Pick your software from a list, or let us work it out from your website. - **We match it to every flaw.** Over 400,000 published flaws, checked against your list. - **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it. - **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools. Start free (no card, nothing to install): https://www.precursorintelligence.com/register Book a demo: https://www.precursorintelligence.com/contact