CVE-2021-20353 | BDVDB-2026-148952 Detail

IBMWebSphere Application Server

Description#

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 memory resources. IBM X-Force ID: 194882.

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact none, availability impact low. Attack vector: network.

Weaknesses#

No weakness recorded in the source data.

References#

Exploit#

No public exploit known

History#

Version 12021-02-10Record published in the CVE List.
Version 22024-09-16Most recent update recorded in the CVE List.

Published

Published: 2021-02-10
Last modified: 2024-09-16

Vendor information

Vendor: IBM
Product: WebSphere Application Server

All IBM vulnerabilities

Score

8.2 High

EPSS

5.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 92.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
7.0
Fixed
Not stated
Vulnerable
8.0
Fixed
Not stated
Vulnerable
8.5
Fixed
Not stated
Vulnerable
9.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

8.2 High

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

Metric breakdown
Attack Vector	Network
Scope	Unchanged
User Interaction	None
Attack Complexity	Low
Confidentiality	High
Availability	Low
Integrity	None
Privileges Required	None

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).