SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-4279

IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to execute arbitrary code on the system with a specially-crafted sequence of serialized objects from untrusted sources.

CRITICAL 9.8EPSS 79.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 79.9%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to execute arbitrary code on the system with a specially-crafted sequence of serialized objects from untrusted sources. IBM X-Force ID: 160445.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
79.93% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-502
Affected
ibm/websphere application server
Source
psirt@us.ibm.com

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