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01 Record

CVE-2023-40595

Remote Code Execution via Serialized Session Payload

HighPUBLISHEDCNA: Splunk
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

02 Description

Remote Code Execution via Serialized Session Payload

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.90% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 59.3% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-08-30 16:19Z3 YR AGO
Last updated
2025-02-28 11:03Z1 YR AGO
Reserved
2023-08-16
Assigning CNA
Splunk
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-502Deserialization of Untrusted DataBase
Data version
5.1
Document digest
e710eee8fcdfebe6340fa32f281eb2529fdee711b320d5691118c87a1f050214

05 Affected products

VendorProductVersionsPlatforms
SplunkSplunk Enterprise8.2 to < 8.2.12, 9.0 to < 9.0.6, 9.1 to < 9.1.1—
SplunkSplunk Cloud- to < 9.0.2305.200—

06 References