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CVE-2021-20337

HIGHCVSS 7.5/10EPSS 0.71%

Last modified

CVE-2021-20337 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.71%

48.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IbmQradar Security Information And Event Manager>= 7.3.0, < 7.3.3
IbmQradar Security Information And Event Manager>= 7.4.0, < 7.4.3
IbmQradar Security Information And Event Manager7.3.3
IbmQradar Security Information And Event Manager7.4.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-20337?
IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.
How severe is CVE-2021-20337?
CVE-2021-20337 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20337?
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.

Are you affected by CVE-2021-20337?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST