CVE-2021-38997
Last modified
CVE-2021-38997 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. IBM API Connect V10.0.0.0 through V10.0.5.0, V10.0.1.0 through V10.0.1.7, and V2018.4.1.0 through 2018.4.1.19 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
IBM API Connect V10.0.0.0 through V10.0.5.0, V10.0.1.0 through V10.0.1.7, and V2018.4.1.0 through 2018.4.1.19 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 213212.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Api Connect | >= 10.0.0.0, <= 10.0.5.0 |
| Ibm | Api Connect | >= 10.0.1.0, <= 10.0.1.7 |
| Ibm | Api Connect | >= 2018.4.1.0, <= 2018.4.1.19 |
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/213212VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6842621Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/213212VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6842621Patch, Vendor 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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