CVE-2021-1528
Last modified
CVE-2021-1528 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges on an affected system. This vulnerability exists because the affected software does not properly restrict access to privileged processes. EPSS estimates a 0.25% chance of exploitation in the next 30 days.
Description
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges on an affected system. This vulnerability exists because the affected software does not properly restrict access to privileged processes. An attacker could exploit this vulnerability by invoking a privileged process in the affected system. A successful exploit could allow the attacker to perform actions with the privileges of the root user.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Catalyst Sd-Wan Manager | >= 20.4, < 20.4.2 |
| Cisco | Catalyst Sd-Wan Manager | >= 20.5, < 20.5.1 |
| Cisco | Sd-Wan Vbond Orchestrator | >= 20.4, < 20.4.2 |
| Cisco | Sd-Wan Vbond Orchestrator | >= 20.5, < 20.5.1 |
| Cisco | Vsmart Controller | >= 20.4, < 20.4.2 |
| Cisco | Vsmart Controller | >= 20.5, < 20.5.1 |
| Cisco | Vedge 100 Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 100 Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge 1000 Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 1000 Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge 100b Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 100b Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge 100m Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 100m Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge 100wm Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 100wm Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge 2000 Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 2000 Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge 5000 Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge 5000 Firmware | >= 20.5, < 20.5.1 |
| Cisco | Vedge Cloud Firmware | >= 20.4, < 20.4.2 |
| Cisco | Vedge Cloud Firmware | >= 20.5, < 20.5.1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-1528?
How severe is CVE-2021-1528?
How do I fix CVE-2021-1528?
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-2021-1522A vulnerability in the change password API of Cisco Connecte…4.3
- CVE-2021-1523A vulnerability in Cisco Nexus 9000 Series Fabric Switches i…8.6
- CVE-2021-1524A vulnerability in the API of Cisco Meeting Server could all…6.5
- CVE-2021-1525A vulnerability in Cisco Webex Meetings and Cisco Webex Meet…6.1
- CVE-2021-1526A vulnerability in Cisco Webex Player for Windows and MacOS …7.8
- CVE-2021-1527A vulnerability in Cisco Webex Player for Windows and MacOS …6.1
- CVE-2021-1529A vulnerability in the CLI of Cisco IOS XE SD-WAN Software c…7.8
- CVE-2021-1530A vulnerability in the web-based management interface of Cis…7.1
- CVE-2021-1531A vulnerability in the web UI of Cisco Modeling Labs could a…8.8
- CVE-2021-1532A vulnerability in the video endpoint API (xAPI) of Cisco Te…6.5
- CVE-2021-1534A vulnerability in the antispam protection mechanisms of Cis…5.3
- CVE-2021-1535A vulnerability in the cluster management interface of Cisco…5.3
Are you affected by CVE-2021-1528?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST