CVE-2007-4897 Information

Description

pwlib as used by Ekiga 2.0.5 and possibly other products allows remote attackers to cause a denial of service (application crash) via a long argument to the PString::vsprintf function related to a \memory management flaw. NOTE: this issue was originally reported as being in the SIPURL::GetHostAddress function in Ekiga (formerly GnomeMeeting).

Reference

http://blog.s21sec.com/2007/09/sobre-la-vulnerabilidad-del-ekiga.html http://marc.info/?l=full-disclosure&m=118959114522339&w=2 http://openh323.cvs.sourceforge.net/openh323/opal/src/sip/sipcon.cxx?r1=2.120.2.25&r2=2.120.2.26&pathrev=v2_2_9 http://secunia.com/advisories/27127 http://secunia.com/advisories/27150 http://secunia.com/advisories/27518 http://secunia.com/advisories/28385 http://securityreason.com/securityalert/3138 http://www.mandriva.com/security/advisories?name=MDKSA-2007:206 http://www.redhat.com/support/errata/RHSA-2007-0932.html http://www.s21sec.com/avisos/s21sec-036-en.txt http://www.securityfocus.com/archive/1/479185/100/0/threaded http://www.securityfocus.com/bid/25642 http://www.securitytracker.com/id?1018683 http://www.ubuntu.com/usn/usn-561-1 https://bugzilla.redhat.com/show_bug.cgi?id=292831 https://exchange.xforce.ibmcloud.com/vulnerabilities/36568 ekiga-sipurlgethostaddress-dos(36568) https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A10928