# ASR 9906 vulnerabilities > ASR 9906 is made by Cisco. We track 43 published vulnerabilities in it, across 0 versions. 6 of them are on the list of flaws known to be exploited, the newest added on 3 March 2022. If you run ASR 9906, check your version against the exploited flaws below and patch those first. Canonical page: https://www.precursorintelligence.com/product/cisco/asr_9906 ## At a glance - **Made by:** [Cisco](https://www.precursorintelligence.com/vendors/cisco) - **Published vulnerabilities:** 43 - **Known to be exploited:** 6 - **Versions tracked:** 0 - **Most recently added to the known-exploited list:** [CVE-2017-12231](https://www.precursorintelligence.com/what-is/cve-2017-12231), 3 March 2022. We keep watching the list. ## Which ASR 9906 vulnerabilities are being exploited? 6 flaws are on the government list of vulnerabilities known to be exploited, newest first: - [CVE-2017-12231](https://www.precursorintelligence.com/what-is/cve-2017-12231): Cisco IOS Software Network Address Translation Denial-of-Service Vulnerability. High, CVSS 7.5, chance of use in 30 days 7.1%, known exploited since 3 March 2022. - [CVE-2017-12240](https://www.precursorintelligence.com/what-is/cve-2017-12240): Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days 14%, known exploited since 3 March 2022. - [CVE-2018-0167](https://www.precursorintelligence.com/what-is/cve-2018-0167): Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability. High, CVSS 8.8, chance of use in 30 days 3.4%, known exploited since 3 March 2022. - [CVE-2020-3118](https://www.precursorintelligence.com/what-is/cve-2020-3118): Cisco IOS XR Software Discovery Protocol Format String Vulnerability. High, CVSS 8.8, chance of use in 30 days 12%, known exploited since 3 November 2021. - [CVE-2020-3566](https://www.precursorintelligence.com/what-is/cve-2020-3566): Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability. High, CVSS 8.6, chance of use in 30 days 3.7%, known exploited since 3 November 2021. - [CVE-2020-3569](https://www.precursorintelligence.com/what-is/cve-2020-3569): Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability. High, CVSS 8.6, chance of use in 30 days 3.3%, known exploited since 3 November 2021. ## Which ASR 9906 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-2017-12240](https://www.precursorintelligence.com/what-is/cve-2017-12240): 14%, Critical (CVSS 9.8), known exploited - [CVE-2020-3118](https://www.precursorintelligence.com/what-is/cve-2020-3118): 12%, High (CVSS 8.8), known exploited - [CVE-2017-12231](https://www.precursorintelligence.com/what-is/cve-2017-12231): 7.1%, High (CVSS 7.5), known exploited - [CVE-2018-0418](https://www.precursorintelligence.com/what-is/cve-2018-0418): 4.0%, High (CVSS 8.6) - [CVE-2020-3566](https://www.precursorintelligence.com/what-is/cve-2020-3566): 3.7%, High (CVSS 8.6), known exploited - [CVE-2018-0167](https://www.precursorintelligence.com/what-is/cve-2018-0167): 3.4%, High (CVSS 8.8), known exploited - [CVE-2020-3569](https://www.precursorintelligence.com/what-is/cve-2020-3569): 3.3%, High (CVSS 8.6), known exploited - [CVE-2018-0136](https://www.precursorintelligence.com/what-is/cve-2018-0136): 2.7%, High (CVSS 8.6) - [CVE-2018-15428](https://www.precursorintelligence.com/what-is/cve-2018-15428): 2.0%, Medium (CVSS 6.8) - [CVE-2020-26070](https://www.precursorintelligence.com/what-is/cve-2020-26070): 1.9%, High (CVSS 8.6) ## Questions ### How many vulnerabilities does ASR 9906 have? We track 43 published vulnerabilities listed under the name ASR 9906, across 0 versions. The most recent ASR 9906 flaw added to the known-exploited list is CVE-2017-12231, on 3 March 2022. ### Which ASR 9906 vulnerabilities are being exploited? 6 are on the list of flaws known to be exploited. The most recently added are CVE-2017-12231, CVE-2017-12240 and CVE-2018-0167. ### How do I get alerts for ASR 9906? Create a Precursor Intelligence account and track ASR 9906. 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 ASR 9906? 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