CVE-2021-1241
Last modified
CVE-2021-1241 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute denial of service (DoS) attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.. EPSS estimates a 1.39% chance of exploitation in the next 30 days.
Description
Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute denial of service (DoS) attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xe Sd-Wan | All versions |
| Cisco | Sd-Wan Firmware | 18.3.5 |
| Cisco | Sd-Wan Firmware | 18.3.8 |
| Cisco | Sd-Wan Firmware | 18.4.1 |
| Cisco | Sd-Wan Firmware | 18.4.4 |
| Cisco | Sd-Wan Firmware | 18.4.5 |
| Cisco | Sd-Wan Firmware | 19.2.0 |
| Cisco | Sd-Wan Firmware | 19.2.1 |
| Cisco | Sd-Wan Firmware | 19.2.2 |
| Cisco | Sd-Wan Firmware | 19.2.99 |
| Cisco | Sd-Wan Firmware | 20.1.0 |
| Cisco | Sd-Wan Vsmart Controller Firmware | All versions |
| Cisco | Catalyst Sd-Wan Manager | All versions |
| Cisco | Sd-Wan Vbond Orchestrator | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-1241?
How severe is CVE-2021-1241?
How do I fix CVE-2021-1241?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-1235A vulnerability in the CLI of Cisco SD-WAN vManage Software …5.5
- CVE-2021-1236Multiple Cisco products are affected by a vulnerability in t…5.3
- CVE-2021-1237A vulnerability in the Network Access Manager and Web Securi…7.8
- CVE-2021-1238Multiple vulnerabilities in the web-based management interfa…4.8
- CVE-2021-1239Multiple vulnerabilities in the web-based management interfa…4.8
- CVE-2021-1240A vulnerability in the loading process of specific DLLs in C…7.3
- CVE-2021-1242A vulnerability in Cisco Webex Teams could allow an unauthen…4.3
- CVE-2021-1243A vulnerability in the Local Packet Transport Services (LPTS…7.5
- CVE-2021-1244Multiple vulnerabilities in Cisco Network Convergence System…6.7
- CVE-2021-1245Cisco Finesse and Cisco Unified CVP OpenSocial Gadget Editor…6.1
- CVE-2021-1246Cisco Finesse, Cisco Virtualized Voice Browser, and Cisco Un…6.1
- CVE-2021-1247Multiple vulnerabilities in certain REST API endpoints of Ci…8.8
Are you affected by CVE-2021-1241?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST