CVE-2021-20340
MEDIUMCVSS 5.4/10EPSS 0.54%
Last modified
CVE-2021-20340 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. IBM Engineering products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. EPSS estimates a 0.54% chance of exploitation in the next 30 days.
Description
IBM Engineering products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 194451.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Doors Next | 7.0 |
| Ibm | Doors Next | 7.0.1 |
| Ibm | Doors Next | 7.0.2 |
| Ibm | Engineering Lifecycle Management | 7.0 |
| Ibm | Engineering Lifecycle Management | 7.0.1 |
| Ibm | Engineering Lifecycle Management | 7.0.2 |
| Ibm | Engineering Requirements Quality Assistant On-Premises | All versions |
| Ibm | Engineering Test Management | 7.0.0 |
| Ibm | Engineering Test Management | 7.0.1 |
| Ibm | Engineering Test Management | 7.0.2 |
| Ibm | Engineering Workflow Management | 7.0 |
| Ibm | Engineering Workflow Management | 7.0.1 |
| Ibm | Engineering Workflow Management | 7.0.2 |
| Ibm | Global Configuration Management | All versions |
| Ibm | Rational Doors Next Generation | 6.0.2 |
| Ibm | Rational Doors Next Generation | 6.0.6 |
| Ibm | Rational Doors Next Generation | 6.0.6.1 |
| Ibm | Rational Quality Manager | 6.0.2 |
| Ibm | Rational Quality Manager | 6.0.6 |
| Ibm | Rational Quality Manager | 6.0.6.1 |
| Ibm | Rational Team Concert | 6.0.2 |
| Ibm | Rational Team Concert | 6.0.6 |
| Ibm | Rational Team Concert | 6.0.6.1 |
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/194451VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6417585Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/194451VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6417585Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-20340?
IBM Engineering products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 194451.
How severe is CVE-2021-20340?
CVE-2021-20340 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20340?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2021-20340?
Run a free Strix scan to check your systems for this vulnerability.
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