PT-2021-9107 · Dell Emc · Dell Emc Integrated Data Protection Appliance+1

Published 2021-07-16 · Updated 2021-07-28 · CVE-2019-3752

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Dell EMC Avamar Server versions 7.4.1, 7.5.0, 7.5.1, 18.2, 19.1 Dell EMC Integrated Data Protection Appliance (IDPA) versions 2.0, 2.1, 2.2, 2.3, 2.4

Description The issue is an XML External Entity (XXE) Injection vulnerability. A remote unauthenticated malicious user could potentially exploit this vulnerability to cause Denial of Service or information exposure by supplying specially crafted document type definitions (DTDs) in an XML request.

Recommendations For Dell EMC Avamar Server versions 7.4.1, 7.5.0, 7.5.1, 18.2, 19.1, consider disabling the XML parsing functionality until a patch is available. For Dell EMC Integrated Data Protection Appliance (IDPA) versions 2.0, 2.1, 2.2, 2.3, 2.4, restrict access to the XML request handling module to minimize the risk of exploitation. Avoid using specially crafted document type definitions (DTDs) in XML requests to the affected systems until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2019-3752

Affected Products

Dell Emc Avamar Server

Dell Emc Integrated Data Protection Appliance

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2019-3752 · Security Note
• https://dell.com/support/security/en-us/details/537853/DSA-2019-119-Dell-EMC-Avamar-XML-External-Entity-Injection-Vulnerability · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-3752 · Vendor Advisory
• https://t.me/cvenotify/17784 · Telegram Post
• https://t.me/cvenotify/18235 · Telegram Post
• https://t.me/cibsecurity/26236 · Telegram Post