CVE-2021-38878 Auth bypass in QRadar SIEM
Attackers can impersonate legitimate users in IBM QRadar due to missing entity authentication during key exchange, requiring immediate patching.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-38878?
CVE-2021-38878 is a medium-severity authentication bypass vulnerability in Ibm Qradar Security Information and Event Manager, published on 27 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
IBM QRadar 7.3, 7.4, and 7.5 could allow a malicious actor to impersonate an actor due to key exchange without entity authentication. IBM X-Force ID: 208756.
Which versions are affected by CVE-2021-38878?
It affects 1 product.
Products include Ibm Qradar Security Information and Event Manager.
How do I fix CVE-2021-38878?
No fix has been published for CVE-2021-38878 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2021-38878 being exploited?
There is no known exploitation of CVE-2021-38878 in the wild and no public exploit code.
Other vulnerabilities in Ibm Qradar Security Information and Event Manager
- CVE-2019-4210 Auth bypass in QRadar SIEM
- CVE-2014-3062 Code injection in n/a
- CVE-2025-33117 IBM QRadar SIEM command execution
- CVE-2020-4512 Command injection in QRadar SIEM
- CVE-2015-2011 Command injection in n/a
All Ibm Qradar Security Information and Event Manager vulnerabilities
Sources
Also known as GHSA-2wp7-73q4-52p8.