HOMEVULNERABILITIESCVE-2017-9496
MEDIUM

CVE-2017-9496

NVD-CWE-noinfoPublished: July 31, 2017· Updated: Jun 17, 2026

6.8
CVSS v3.1

Official Description

The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) devices allows physically proximate attackers to access an SNMP server by connecting a cable to the Ethernet port, and then establishing communication with the device's link-local IPv6 address.

NVD Source

Technical Analysis

CVE-2017-9496 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorPhysical
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Cisco1 product(s)
mx011anm firmware
motorola1 product(s)
mx011anm
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-40.ethernet-snmp.txt
ADVISORYhttps://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-40.ethernet-snmp.txt

All References (2)

→
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-40.ethernet-snmp.txtThird Party Advisory
→
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-40.ethernet-snmp.txtThird Party Advisory

Quick Facts

CVE IDCVE-2017-9496
CVSS Score6.8 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected2 vendor(s)
PublishedJul 31, 2017

Related CVEs (NVD-CWE-noinfo)

CVE-2013-2720
10.0
CVE-2013-1389
10.0
CVE-2012-6552
10.0
CVE-2013-1669
10.0
CVE-2013-0801
10.0
CVE-2013-2329
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-9496 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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