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01 Record

CVE-2019-4304

IBM WebSphere Application Server - Liberty could allow a remote attacker to bypass security restrictions caused by improper session validation. IBM X-Force ID: 160950.

MediumPUBLISHEDCNA: ibm
CNA base score6.3 CVSS v3.xCVSS:3.0/PR:L/AC:L/I:L/A:L/C:L/UI:N/AV:N/S:U/RL:O/E:U/RC:C
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02 Description

IBM WebSphere Application Server - Liberty could allow a remote attacker to bypass security restrictions caused by improper session validation. IBM X-Force ID: 160950.

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
1.01% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 62.7% of scored records. A rank, not a probability.
NVD base score
6.3 (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:L/I:L/A:L
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
2019-09-30 15:20Z7 YR AGO
Last updated
2024-09-16 18:38Z2 YR AGO
Reserved
2019-01-03
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Medium (CVSS 6.3)
CNA CVSS vector
CVSS:3.0/PR:L/AC:L/I:L/A:L/C:L/UI:N/AV:N/S:U/RL:O/E:U/RC:C
Weaknesses
Data version
5.1
Document digest
21976364dedc8786e1b9536ec0ed92f523e48566ee4efc8829db0e27df43afbd

05 Affected products

VendorProductVersionsPlatforms
IBMWebSphere Application ServerLiberty—

06 References