PT-2018-11810 · Null · Universal Media Server

Chris Moberly · Published 2018-08-03 · Updated 2018-10-17 · CVE-2018-13416

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 Universal Media Server version 7.1.0

Description The XML parsing engine for SSDP/UPnP functionality in Universal Media Server is vulnerable to an XML External Entity Processing (XXE) attack. This allows remote, unauthenticated attackers to access arbitrary files from the filesystem with the same permission as the user account running the software, initiate SMB connections to capture a NetNTLM challenge/response and crack to cleartext password, or initiate SMB connections to relay a NetNTLM challenge/response and achieve Remote Command Execution in Windows domains.

Recommendations For Universal Media Server version 7.1.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2018-13416

Affected Products

Universal Media Server

References · 4

• 🔥 https://exploit-db.com/exploits/45133 · Exploit
• https://osv.dev/vulnerability/CVE-2018-13416 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-13416 · Security Note
• http://seclists.org/fulldisclosure/2018/Jul/94 · Note