Vulnerability CVE-2007-4897
Published: 2007-09-14   Modified: 2012-02-12

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).

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Ekiga Denial of Service
Jose Miguel Espa...
17.09.2007

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Ekiga -> Ekiga 

 References:
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://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
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10928
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