HOMEVULNERABILITIESCVE-2011-5010
CRITICALPOC

CVE-2011-5010

CWE-264Published: December 25, 2011· Updated: Jun 16, 2026

10.0
CVSS v3.1

Official Description

apps/a3/cfg_ethping.cgi in the Ctek SkyRouter 4200 and 4300 allows remote attackers to execute arbitrary commands via shell metacharacters in the PINGADDRESS parameter for a "u" action.

NVD Source

Technical Analysis

CVE-2011-5010 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2011-5010. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

ctekproducts1 product(s)
skyrouter
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (10)

Quick Facts

CVE IDCVE-2011-5010
CVSS Score10.0 / 10
SeverityCRITICAL
WeaknessCWE-264
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedDec 25, 2011

Related CVEs (CWE-264)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2011-5010 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.