SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-40596

In Splunk Enterprise versions earlier than 8.2.12, 9.0.6, and 9.1.1, a dynamic link library (DLL) that ships with Splunk Enterprise references an insecure path for the OPENSSLDIR build definition.

HIGH 8.8EPSS 0.17%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Splunk Enterprise versions earlier than 8.2.12, 9.0.6, and 9.1.1, a dynamic link library (DLL) that ships with Splunk Enterprise references an insecure path for the OPENSSLDIR build definition. An attacker can abuse this reference and subsequently install malicious code to achieve privilege escalation on the Windows machine.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
0.17% probability · 6th percentile
CISA KEV
Not listed
Weakness
CWE-665, CWE-427
Affected
splunk/splunk
Source
prodsec@splunk.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.