# Sinec Nms vulnerabilities > Sinec Nms is made by Siemens. We track 38 published vulnerabilities in it, across 5 versions. 1 of them is on the list of flaws known to be exploited, the newest added on 1 December 2021. If you run Sinec Nms, check your version against the exploited flaws below and patch those first. Canonical page: https://www.precursorintelligence.com/product/siemens/sinec_nms ## At a glance - **Made by:** [Siemens](https://www.precursorintelligence.com/vendors/siemens) - **Published vulnerabilities:** 38 - **Known to be exploited:** 1 - **Versions tracked:** 5 - **Most recently added to the known-exploited list:** [CVE-2021-40438](https://www.precursorintelligence.com/what-is/cve-2021-40438), 1 December 2021. We keep watching the list. ## Which versions of Sinec Nms do the exploited flaws hit? Each exploited flaw lists the versions it affects, as published. "before 1.0.3" means every version up to, but not including, 1.0.3. - [CVE-2021-40438](https://www.precursorintelligence.com/what-is/cve-2021-40438) (Apache HTTP Server-Side Request Forgery (SSRF)): before 1.0.3 ## Which Sinec Nms vulnerabilities are being exploited? 1 flaw is on the government list of vulnerabilities known to be exploited, newest first: - [CVE-2021-40438](https://www.precursorintelligence.com/what-is/cve-2021-40438): Apache HTTP Server-Side Request Forgery (SSRF). Critical, CVSS 9.0, chance of use in 30 days >99%, known exploited since 1 December 2021. ## Which Sinec Nms 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-2021-40438](https://www.precursorintelligence.com/what-is/cve-2021-40438): >99%, Critical (CVSS 9.0), known exploited - [CVE-2021-34798](https://www.precursorintelligence.com/what-is/cve-2021-34798): 65%, High (CVSS 7.5) - [CVE-2021-3449](https://www.precursorintelligence.com/what-is/cve-2021-3449): 64%, Medium (CVSS 5.9) - [CVE-2021-33731](https://www.precursorintelligence.com/what-is/cve-2021-33731): 47%, High (CVSS 7.2) - [CVE-2021-39275](https://www.precursorintelligence.com/what-is/cve-2021-39275): 39%, Critical (CVSS 9.8) - [CVE-2021-33732](https://www.precursorintelligence.com/what-is/cve-2021-33732): 28%, High (CVSS 7.2) - [CVE-2021-33734](https://www.precursorintelligence.com/what-is/cve-2021-33734): 28%, High (CVSS 7.2) - [CVE-2021-33730](https://www.precursorintelligence.com/what-is/cve-2021-33730): 28%, High (CVSS 7.2) - [CVE-2021-33733](https://www.precursorintelligence.com/what-is/cve-2021-33733): 15%, High (CVSS 7.2) - [CVE-2025-40737](https://www.precursorintelligence.com/what-is/cve-2025-40737): 13%, High (CVSS 8.8) ## Questions ### How many vulnerabilities does Sinec Nms have? We track 38 published vulnerabilities listed under the name Sinec Nms, across 5 versions. The most recent Sinec Nms flaw added to the known-exploited list is CVE-2021-40438, on 1 December 2021. ### Which Sinec Nms vulnerabilities are being exploited? 1 is on the list of flaws known to be exploited. The most recently added is CVE-2021-40438. ### Which versions of Sinec Nms do the exploited flaws affect? Each flaw names its own versions, usually as ranges. The newest, CVE-2021-40438, affects before 1.0.3. The versions for every exploited flaw are listed on this page. ### How do I get alerts for Sinec Nms? Create a Precursor Intelligence account and track Sinec Nms. 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 Sinec Nms? 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