CVE-2021-20502 - Improper Restriction of XML External Entity Reference

Severity

71%

Complexity

27%

Confidentiality

70%

IBM Jazz Foundation Products are 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: 198059.

CVSS 3.1 Base Score 7.1. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L).

CVSS 2.0 Base Score 5.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:S/C:P/I:N/A:P).

Overview

Type

IBM Rational

First reported 3 years ago

2021-03-30 17:15:00

Last updated 3 years ago

2021-03-31 21:06:00

Affected Software

IBM Rational Engineering Lifecycle Manager 6.0.2

6.0.2

IBM Rational Engineering Lifecycle Manager 6.0.6

6.0.6

IBM Rational Engineering Lifecycle Manager 6.0.6.1

6.0.6.1

IBM Rational Team Concert 6.0.6

6.0.6

IBM Rational Team Concert 6.0.6.1

6.0.6.1

References

ibm-engineering-cve202120502-xxe (198059)

https://www.ibm.com/support/pages/node/6437579

ibm-engineering-cve202120502-xxe (198059)

VDB Entry, Vendor Advisory

https://www.ibm.com/support/pages/node/6437579

Patch, Vendor Advisory

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