What is CVE-2021-20354?

CVE-2021-20354 is a high-severity vulnerability in Hp Hp-Ux, classified under Path Traversal. CVSS score: 7.5/10. Published 2021-02-18.

How severe is CVE-2021-20354?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Hp Hp-Ux

CVE-2021-20354

IBM WebSphere Application Server 8.0, 8.5, and 9.0 could allow a remote attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 194883.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.037 (88.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Hp Hp-ux
Ibm Aix
Ibm I
Ibm Websphere Application Server — versions 8.0, 8.5, 9.0
Ibm Websphere_application_server
Ibm Z\/os
Linux Linux_kernel
Microsoft Windows
Oracle Solaris

Weakness classification (CWE)

CWE-22 — Path Traversal

References

psirt@us.ibm.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
psirt@us.ibm.com (VDB Entry, vdb-entry, Vendor Advisory, x_refsource_XF)

Frequently asked questions

What is CVE-2021-20354?: CVE-2021-20354 is a high-severity vulnerability in Hp Hp-Ux, classified under Path Traversal. CVSS score: 7.5/10. Published 2021-02-18.
How severe is CVE-2021-20354?: High severity. CVSS v3 base score is 7.5 out of 10.