Unrated severityNVD Advisory· Published Apr 1, 2015· Updated Jun 17, 2026
CVE-2015-2809
CVE-2015-2809
Description
The Multicast DNS (mDNS) responder in Synology DiskStation Manager (DSM) before 3.1 inadvertently responds to unicast queries with source addresses that are not link-local, which allows remote attackers to cause a denial of service (traffic amplification) or obtain potentially sensitive information via port-5353 UDP packets to the Avahi component.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*range: <=3.0
- (no CPE)range: <3.1
Patches
Vulnerability mechanics
References
3- www.kb.cert.org/vuls/id/550620nvdThird Party AdvisoryUS Government Resource
- www.kb.cert.org/vuls/id/BLUU-9TLSHDnvdThird Party AdvisoryUS Government Resource
- www.securityfocus.com/bid/73683nvd
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