Vulnerability in Ibm Websphere Application Server
CVE-2021-20353
IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume…
EPSS: 0.015 (81.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.0/AV:N/S:U/UI:N/AC:L/C:H/A:L/I:N/PR:N/RC:C/E:U/RL:O.
Affected products
- Ibm Websphere Application Server — versions 7.0, 8.0, 8.5
Public proof-of-concept exploits
References
- www.ibm.com/support/pages/node/6413709 (x_refsource_CONFIRM)
- ibm-websphere-cve202120353-xxe (194882) (vdb-entry, x_refsource_XF)
- www.zerodayinitiative.com/advisories/ZDI-21-174/ (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20353?
- CVE-2021-20353 is a high-severity vulnerability in Ibm Websphere Application Server. CVSS score: 8.2/10. Published 2021-02-10.
- How severe is CVE-2021-20353?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2021-20353 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.