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TITLE:
Ctek SkyRouter 4200 / 4300 "PINGADDRESS" Command Injection
Vulnerability

SECUNIA ADVISORY ID:
SA47003

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/47003/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=47003

RELEASE DATE:
2011-12-05

DISCUSS ADVISORY:
http://secunia.com/advisories/47003/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/47003/

ONLY AVAILABLE IN CUSTOMER AREA:
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https://ca.secunia.com/?page=viewadvisory&vuln_id=47003

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Ctek SkyRouter 4200 and Ctek
SkyRouter 4300, which can be exploited by malicious people to
compromise a vulnerable device.

Input passed via the "PINGADDRESS" parameter to
apps/a3/cfg_ethping.cgi is not properly verified before being used.
This can be exploited to inject and execute arbitrary shell commands.

SOLUTION:
Restrict access to trusted hosts only.

PROVIDED AND/OR DISCOVERED BY:
Reported in a Metasploit module by Josh Brashars.

ORIGINAL ADVISORY:
http://dev.metasploit.com/redmine/issues/5610

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
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vulnerabilities.

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