High severity · published Aug 30, 2023
CVE-2023-40595
In Splunk Enterprise versions lower than 8.2.12, 9.0.6, and 9.1.1, an attacker can execute a specially crafted query that they can then use to serialize untrusted data
8.8
CVSS
0.9%
EPSS
No
On KEV
Description
In Splunk Enterprise versions lower than 8.2.12, 9.0.6, and 9.1.1, an attacker can execute a specially crafted query that they can then use to serialize untrusted data. The attacker can use the query to execute arbitrary code.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SP
Splunk · Splunk
8.2.0 before 8.2.12; 9.0.0 before 9.0.6; 9.1.0 · source: NVD
SC
Splunk Cloud Platform · Splunk
through 9.0.2305.100 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-40595
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-40595
Vendor Advisory
https://advisory.splunk.com/advisories/SVD-2023-0804
Vendor Advisory
https://research.splunk.com/application/d1d8fda6-874a-400f-82cf-dcbb59d8e4db/
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