CVE-2021-29843
MEDIUMCVSS 6.5/10EPSS 0.91%
Last modified
CVE-2021-29843 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. IBM MQ 9.1 LTS, 9.1 CD, 9.2 LTS, and 9.2CD is vulnerable to a denial of service attack caused by an issue processing message properties. IBM X-Force ID: 205203.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.
Description
IBM MQ 9.1 LTS, 9.1 CD, 9.2 LTS, and 9.2CD is vulnerable to a denial of service attack caused by an issue processing message properties. IBM X-Force ID: 205203.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Mq Appliance | >= 9.1.0.0, < 9.1.0.9 |
| Ibm | Mq Appliance | >= 9.1.0.0, < 9.2.3 |
| Ibm | Mq Appliance | >= 9.2.0.0, < 9.2.0.3 |
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/205203VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6513681Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/205203VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6513681Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-29843?
IBM MQ 9.1 LTS, 9.1 CD, 9.2 LTS, and 9.2CD is vulnerable to a denial of service attack caused by an issue processing message properties. IBM X-Force ID: 205203.
How severe is CVE-2021-29843?
CVE-2021-29843 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.
How do I fix CVE-2021-29843?
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-2021-29843?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST