PT-2021-12247 · Ibm · Ibm Websphere Application Server

0Rich1 + 2 · Published 2021-01-26 · Updated 2021-01-29 · CVE-2020-4949

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server versions 7.0 through 9.0

Description The issue is related to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this to expose sensitive information or consume memory resources.

Recommendations For versions 7.0 through 9.0, update to a version that includes a fix for the XML External Entity Injection (XXE) vulnerability. As a temporary workaround, consider restricting the processing of external XML entities to minimize the risk of exploitation.

Fix

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2020-4949

Affected Products

Ibm Websphere Application Server

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2020-4949 · Security Note
• https://osv.dev/vulnerability/CVE-2020-4949 · Vendor Advisory
• https://ibm.com/support/pages/node/6408244 · Vendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/192025 · Vendor Advisory
• https://t.me/cibsecurity/22575 · Telegram Post
• https://t.me/cvenotify/8973 · Telegram Post