Security Advisory SA17372 - Lynx "lynxcgi:" URI Handler Arbitrary Command Execution

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Secunia Advisory SA17372

Lynx "lynxcgi:" URI Handler Arbitrary Command Execution

Secunia Advisory

SA17372

Release Date

2005-11-14

Popularity

11,899 views

Comments

0 comments

Criticality level

Highly critical

Impact

System access

Where

From remote

Authentication level

This information is available to Secunia VIM customers

Report reliability

This information is available to Secunia VIM customers

Solution Status

Vendor Patch

Systems affected

This information is available to Secunia VIM customers

Approve distribution

This information is available to Secunia VIM customers

Remediation status

Secunia CSI, Secunia PSI

Automated scanning

Secunia CSI, Secunia PSI

Software:

Lynx 2.x

Secunia CVSS Score

This information is available to Secunia VIM Customers

CVE Reference(s)

CVE-2005-2929 CVSS score available to Secunia VIM customers

Description

vade79 has reported a vulnerability in Lynx, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to unspecified configuration and input validation errors in the handling of certain URI handlers which execute local programs. This can be exploited to execute arbitrary commands via the "lynxcgi", "lynxexec", and "lynxprog" URI handlers.

The vulnerability has been reported in version 2.8.5. Other versions may also be affected.

Solution
Update to version 2.8.5rel.5.
Further details available to Secunia VIM customers

Provided and/or discovered by
vade79

Original Advisory
iDEFENSE:
http://www.idefense.com/application/poi/display?id=338&type=vulnerabilities

Deep Links
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Lynx "lynxcgi:" URI Handler Arbitrary Command Execution

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Secunia Advisory SA17372

Lynx "lynxcgi:" URI Handler Arbitrary Command Execution

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