CVE-2018-15506 — CRITICAL (9.8)

Vulnerability Description

In BubbleUPnP 0.9 update 30, the XML parsing engine for SSDP/UPnP functionality is vulnerable to an XML External Entity Processing (XXE) attack. Remote, unauthenticated attackers can use this vulnerability to: (1) Access arbitrary files from the filesystem with the same permission as the user account running BubbleUPnP, (2) Initiate SMB connections to capture a NetNTLM challenge/response and crack the cleartext password, or (3) Initiate SMB connections to relay a NetNTLM challenge/response and achieve Remote Command Execution in Windows domains.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Bubblesoftapps	Bubbleupnp	0.9

Related Weaknesses (CWE)

CWE-611

References

https://www.bubblesoftapps.com/bubbleupnpserver2/docs/changelog.htmlRelease NotesVendor Advisory
https://www.bubblesoftapps.com/bubbleupnpserver2/docs/changelog.htmlRelease NotesVendor Advisory

FAQ

What is CVE-2018-15506?

CVE-2018-15506 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In BubbleUPnP 0.9 update 30, the XML parsing engine for SSDP/UPnP functionality is vulnerable to an XML External Entity Processing (XXE) attack. Remote, unauthenticated attackers can use this vulnerab...

How severe is CVE-2018-15506?

CVE-2018-15506 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-15506?

Check the references section above for vendor advisories and patch information. Affected products include: Bubblesoftapps Bubbleupnp.