CVE-2021-20454 — XML External Entity (XXE) Injection in IBM Websphere Application Server

CWE-611 — XML External Entity (XXE) Injection3 documents3 sources
Severity
8.2HIGHNVD
EPSS
0.1%
top 72.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
IBM Websphere Application Server
Timeline
PublishedApr 21
Latest updateMay 24

Description

IBM WebSphere Application Server 7.0, 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: 196649.

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_server7.0.0.0 — 7.0.0.45+3
▶CVEListV5ibm/websphere_application_server4 versions+3

🔴Vulnerability Details

2
GHSA
GHSA-hfxg-757p-q6w7: IBM WebSphere Application Server 7↗2022-05-24
▶
CVEList
CVE-2021-20454: IBM WebSphere Application Server 7↗2021-04-21
▶
CVE-2021-20454 — XML External Entity (XXE) Injection | cvebase