OpenPKG Security Advisory

Publisher Name:          OpenPKG GmbH
Publisher Home:          http://openpkg.com/

Advisory Id (public):    OpenPKG-SA-2006.044
Advisory Type:           OpenPKG Security Advisory (SA)
Advisory Directory:      http://openpkg.com/go/OpenPKG-SA
Advisory Document:       http://openpkg.com/go/OpenPKG-SA-2006.044
Advisory Published:      2008-10-06 22:58 UTC

Issue Id (internal):     OpenPKG-SI-20061227.01
Issue First Created:     2006-12-27
Issue Last Modified:     2007-04-13
Issue Revision:          06


Subject Name:            W3M
Subject Summary:         Web Browser
Subject Home:            http://w3m.sourceforge.net/
Subject Versions:        * <= 0.5.1

Vulnerability Id:        none
Vulnerability Scope:     global (not OpenPKG specific)

Attack Feasibility:      run-time
Attack Vector:           remote network
Attack Impact:           denial of service

Description:
    A format string bug exists [0] in the textual web browser W3M [0].
    The bug results in a crash of W3M under run-time options "-dump" or
    "-backend" if requesting HTTPS URLs and printf(3) escape sequences
    like "%n%n" occur in the Common Name (CN) of the website X.509
    certificate.

References:
    [0] http://sourceforge.net/tracker/index.php?func=detail&aid=1612792&group_id=39518&atid=425439
    [1] http://w3m.sourceforge.net/


Primary Package Name:    w3m
Primary Package Home:    http://openpkg.org/go/package/w3m

Affected Distribution:   Affected Branch:  Affected Package:
OpenPKG Enterprise       E1.0-SOLID        w3m-0.5.1-E1.0.0
OpenPKG Community        2-STABLE-20061018 w3m-0.5.1-2.20061018
OpenPKG Community        2-STABLE          w3m-0.5.1-2.20061018
OpenPKG Community        CURRENT           w3m-0.5.1-20061013

Corrected Distribution:  Corrected Branch: Corrected Package:
OpenPKG Enterprise       E1.0-SOLID        w3m-0.5.1-E1.0.1
OpenPKG Community        2-STABLE-20061018 pending
OpenPKG Community        2-STABLE          pending
OpenPKG Community        CURRENT           w3m-0.5.1-20070413