CVE-2021-20454
Last modified
CVE-2021-20454 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. EPSS estimates a 2.91% chance of exploitation in the next 30 days.
Description
IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 196649.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Websphere Application Server | >= 7.0.0.0, <= 7.0.0.45 |
| Ibm | Websphere Application Server | >= 8.0.0.0, <= 8.0.0.15 |
| Ibm | Websphere Application Server | >= 8.5.0.0, <= 8.5.5.19 |
| Ibm | Websphere Application Server | >= 9.0.0.0, <= 9.0.5.7 |
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/196649Third Party Advisory, VDB Entry
- https://www.ibm.com/support/pages/node/6445481Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/196649Third Party Advisory, VDB Entry
- https://www.ibm.com/support/pages/node/6445481Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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