CVE-2020-3243: Cisco UCS Director isEnableRestKeyAccessCheckForUser Authentication Bypass Vulnerability
First published: Wed Apr 15 2020(Updated: )
Multiple vulnerabilities in the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data may allow a remote attacker to bypass authentication or conduct directory traversal attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco UCS Director | =6.0.0.0 | |
| Cisco UCS Director | =6.0.0.1 | |
| Cisco UCS Director | =6.0.1.0 | |
| Cisco UCS Director | =6.0.1.1 | |
| Cisco UCS Director | =6.0.1.2 | |
| Cisco UCS Director | =6.0.1.3 | |
| Cisco UCS Director | =6.5.0.0 | |
| Cisco UCS Director | =6.5.0.1 | |
| Cisco UCS Director | =6.5.0.2 | |
| Cisco UCS Director | =6.5.0.3 | |
| Cisco UCS Director | =6.5.0.4 | |
| Cisco UCS Director | =6.6.0.0 | |
| Cisco UCS Director | =6.6.1.0 | |
| Cisco UCS Director | =6.6.2.0 | |
| Cisco UCS Director | =6.7.0.0 | |
| Cisco UCS Director | =6.7.1.0 | |
| Cisco UCS Director | =6.7.2.0 | |
| Cisco UCS Director | =6.7.3.0 | |
| Cisco UCS Director Express for Big Data | <=3.7.3.0 | |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2020-3243?
CVE-2020-3243 is a vulnerability that allows remote attackers to bypass authentication on affected installations of Cisco UCS Director.
How severe is CVE-2020-3243?
CVE-2020-3243 has a severity rating of 9.8 (Critical).
Which software versions are affected by CVE-2020-3243?
CVE-2020-3243 affects Cisco UCS Director versions 6.0.0.0 to 6.7.3.0 and Cisco UCS Director Express for Big Data version 3.7.3.0.
What is the specific flaw in CVE-2020-3243?
The specific flaw in CVE-2020-3243 exists in the processing of the X-Cloupia-Request-Key field in requests.
Are there any references for CVE-2020-3243?
Yes, you can find more information about CVE-2020-3243 in the following references: 1. Cisco Security Advisory: [link] 2. ZDI-20-540: [link] 3. Packet Storm Security: [link]
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/title
- agent/weakness
- agent/author
- agent/severity
- agent/references
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
- agent/first-publish-date
- agent/event
- agent/description
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-20-540
- alias/ZDI-CAN-9559
- alias/CVE-2020-3243
- agent/software-canonical-lookup
- vendor/cisco
- canonical/cisco ucs director
- version/cisco ucs director/6.0.0.0
- version/cisco ucs director/6.0.0.1
- version/cisco ucs director/6.0.1.0
- version/cisco ucs director/6.0.1.1
- version/cisco ucs director/6.0.1.2
- version/cisco ucs director/6.0.1.3
- version/cisco ucs director/6.5.0.0
- version/cisco ucs director/6.5.0.1
- version/cisco ucs director/6.5.0.2
- version/cisco ucs director/6.5.0.3
- version/cisco ucs director/6.5.0.4
- version/cisco ucs director/6.6.0.0
- version/cisco ucs director/6.6.1.0
- version/cisco ucs director/6.6.2.0
- version/cisco ucs director/6.7.0.0
- version/cisco ucs director/6.7.1.0
- version/cisco ucs director/6.7.2.0
- version/cisco ucs director/6.7.3.0
- canonical/cisco ucs director express for big data
- version/cisco ucs director express for big data/3.7.3.0