CVE-2020-4534

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-08-03 · updated 2026-06-17

Description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a local authenticated attacker to gain elevated privileges on the system, caused by improper handling of UNC paths. By scheduling a task with a specially-crafted UNC path, an attacker could exploit this vulnerability to execute arbitrary code with higher privileges. IBM X-Force ID: 182808.

Affected products

IBM WebSphere Application Server: 7.0, 8.0, 8.5, 9.0

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/182808
https://www.ibm.com/support/pages/node/6255074
https://exchange.xforce.ibmcloud.com/vulnerabilities/182808
https://www.ibm.com/support/pages/node/6255074

Get alerted when CVE-2020-4534 or the next vulnerability affects your stack