HOMEVULNERABILITIESCVE-2018-17555
HIGH

CVE-2018-17555

CWE-200Published: September 26, 2018· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

The web component on ARRIS TG2492LG-NA 061213 devices allows remote attackers to obtain sensitive information via the /snmpGet oids parameter.

NVD Source

Technical Analysis

CVE-2018-17555 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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), with a CVSS base score of 7.5.

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

commscope2 product(s)
arris tg2492lg-na firmwarearris tg2492lg-na
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

ADVISORYhttp://misteralfa-hack.blogspot.com/2018/09/arris-tg2492lg-na-cable-modem-gateway.html
ADVISORYhttp://misteralfa-hack.blogspot.com/2018/09/arris-tg2492lg-na-cable-modem-gateway.html

All References (2)

→
http://misteralfa-hack.blogspot.com/2018/09/arris-tg2492lg-na-cable-modem-gateway.htmlExploit · Technical Description · Third Party Advisory
→
http://misteralfa-hack.blogspot.com/2018/09/arris-tg2492lg-na-cable-modem-gateway.htmlExploit · Technical Description · Third Party Advisory

Quick Facts

CVE IDCVE-2018-17555
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-200
CISA KEVNo
Affected1 vendor(s)
PublishedSep 26, 2018

Related CVEs (CWE-200)

CVE-2020-13702
10.0
CVE-2022-29165
10.0
CVE-2025-29270
10.0
CVE-2014-9162
10.0
CVE-2025-61481
10.0
CVE-2025-22612
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-17555 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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