Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Synology | Diskstation Manager | <= 3.0 |
Related Weaknesses (CWE)
References
- http://www.kb.cert.org/vuls/id/550620Third Party AdvisoryUS Government Resource
- http://www.kb.cert.org/vuls/id/BLUU-9TLSHDThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/73683
- http://www.kb.cert.org/vuls/id/550620Third Party AdvisoryUS Government Resource
- http://www.kb.cert.org/vuls/id/BLUU-9TLSHDThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/73683
FAQ
What is CVE-2015-2809?
CVE-2015-2809 is a vulnerability with a CVSS score of 5.0 (MEDIUM). 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 attacke...
How severe is CVE-2015-2809?
CVE-2015-2809 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-2809?
Check the references section above for vendor advisories and patch information. Affected products include: Synology Diskstation Manager.