PT-2019-16781 · Crestron · Crestron Am-100+1

Published 2019-04-30 · Updated 2020-10-16 · CVE-2019-3927

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Crestron AM-100 version 1.6.0.2 Crestron AM-101 version 2.7.0.2

Description The issue allows anyone to change the administrator and moderator passwords via specific OIDs, iso.3.6.1.4.1.3212.100.3.2.8.1 and iso.3.6.1.4.1.3212.100.3.2.8.2. A remote, unauthenticated attacker can exploit this to change the admin or moderator user's password and gain access to restricted areas on the HTTP interface.

Recommendations For Crestron AM-100 version 1.6.0.2, update the firmware to a version that fixes this issue. For Crestron AM-101 version 2.7.0.2, update the firmware to a version that fixes this issue. As a temporary workaround, consider restricting access to the HTTP interface until a patch is available.

Exploit

Fix

Improper Access Control

Improper Authentication

Weakness Enumeration

CWE-284

CWE-287

Related Identifiers

CVE-2019-3927

Affected Products

Crestron Am-100

Crestron Am-101

References · 3

• 🔥 https://tenable.com/security/research/tra-2019-20 · Exploit
• https://osv.dev/vulnerability/CVE-2019-3927 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-3927 · Security Note