CVE-2018-15506
In BubbleUPnP 0.9 update 30, the XML parsing engine for SSDP/UPnP functionality is vulnerable to an XML External Entity Processing (XXE) attack.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.70% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-611
- Affected
- bubblesoftapps/bubbleupnp
- Source
- cve@mitre.org
References
- https://www.bubblesoftapps.com/bubbleupnpserver2/docs/changelog.htmlRelease Notes, Vendor Advisory
- https://www.bubblesoftapps.com/bubbleupnpserver2/docs/changelog.htmlRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.