CVE-2026-107159

MiniUPnPd through 2.3.11 built with --strict contains a divide-by-zero vulnerability in ProcessSSDPData() that allows unauthenticated local network attackers to crash the daemon. Attackers can send a single multicast M-SEARCH datagram with MX: 0 and a known ST to port 1900, triggering SIGFPE and denying UPnP IGD service.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/miniupnp/miniupnp
https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1143-L1158
https://github.com/miniupnp/miniupnp/blob/miniupnpd_2_3_11/miniupnpd/minissdp.c#L1281
https://github.com/miniupnp/miniupnp/commit/8f13b7a5843f5270db684099c0a083f98869636a
https://www.vulncheck.com/advisories/miniupnpd-through-2.3.11-divide-by-zero-dos-via-ssdp-m-search-mx-header

Configurations

No configuration.

History

07 Oct 2026, 12:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-07 12:17

Updated : 2026-10-07 18:17

NVD link : CVE-2026-107159

Mitre link : CVE-2026-107159

CVE.ORG link : CVE-2026-107159

JSON object : View

Products Affected

No product.

CWE

CWE-369

Divide By Zero

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