CVE-2007-4897 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 10.9% (pctl 96)
Patch early
A public exploit exists.
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).
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 10.9% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-399 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2007-09-14 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| ekiga | ekiga |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Ekiga 2.0.5 - 'GetHostAddress' Remote Denial of Service | 2009-07-24 |
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://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
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10928
- http://blog.s21sec.com/2007/09/sobre-la-vulnerabilidad-del-ekiga.html
- http://marc.info/?l=full-disclosure&m=118959114522339&w=2
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