CVE-2022-43572

MEDIUMCVSS 6.5/10EPSS 0.77%

Last modified

CVE-2022-43572 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing. . EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
0.77%

50.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SplunkSplunk>= 8.1.0, < 8.1.12
SplunkSplunk>= 8.2.0, < 8.2.9
SplunkSplunk>= 9.0.0, < 9.0.2
SplunkSplunk Cloud Platform< 9.0.2209

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-43572?
In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.
How severe is CVE-2022-43572?
CVE-2022-43572 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.
How do I fix CVE-2022-43572?
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-2022-43572?

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

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Source: NVD / NIST