CVE-2021-20453 — XML External Entity (XXE) Injection in IBM Websphere Application Server

CWE-611 — XML External Entity (XXE) InjectionCWE-776 — XML Entity Expansion3 documents3 sources
Severity
8.2HIGHNVD
EPSS
0.1%
top 75.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
IBM Websphere Application Server
Timeline
PublishedApr 20
Latest updateMay 24

Description

IBM WebSphere Application Server 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 196648.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:LExploitability: 3.9 | Impact: 4.2

Affected Packages2 packages

▶NVDibm/websphere_application_server8.0.0.0 — 8.0.0.15+2
▶CVEListV5ibm/websphere_application_server8.0, 8.5, 9.0+2

Patches

Patch: www.ibm.com ↗Patch: www.ibm.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-jc43-h2gq-6j6c: IBM WebSphere Application Server 8↗2022-05-24
▶
CVEList
CVE-2021-20453: IBM WebSphere Application Server 8↗2021-04-20
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CVE-2021-20453 — XML External Entity (XXE) Injection | cvebase