CVE-2007-4897

pwlib, as used by Ekiga 2.0.5 and possibly other products, allows remote attackers to cause a...

5.0 MediumPublic exploitFix available

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).

Exploit likelihood

10.9%Down 1.7 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2007-4897
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2007-4897
Updated: 2026-11-02

EUVDEUVD-2007-4878 No score

Record: EUVD-2007-4878
Updated: 2026-11-03

GitHub AdvisoriesGHSA-m936-63jp-34qv No score

pwlib, as used by Ekiga 2.0.5 and possibly other products, allows remote attackers to cause a...

Record: GHSA-m936-63jp-34qv
Updated: 2026-11-02

Affected products

ekiga

Affected packages

Affected packages
Package	Affected	Fixed
`pwlib` Debian:5.0	before 1.10.7~dfsg1-4+lenny1	1.10.7~dfsg1-4+lenny1
`pwlib-titan` Debian:5.0	before 1.11.2-1+lenny1	1.11.2-1+lenny1
`pwlib` Red Hat:enterprise_linux:5::client_workstation	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib-debuginfo` Red Hat:enterprise_linux:5::client_workstation	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib-devel` Red Hat:enterprise_linux:5::client_workstation	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib` Red Hat:enterprise_linux:5::client	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib-debuginfo` Red Hat:enterprise_linux:5::client	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib` Red Hat:rhel_productivity:5	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib-debuginfo` Red Hat:rhel_productivity:5	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5
`pwlib-devel` Red Hat:rhel_productivity:5	before 0:1.10.1-7.0.1.el5	0:1.10.1-7.0.1.el5

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Ekiga 2.0.5 - 'GetHostAddress' Remote Denial of Service	2009-07-24

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	affected, aliases, exploits, facts, references, title	Exploit-DB, GitHub Advisories, OSV
Nov 2, 2026	first indexed	CVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-4897 is a medium vulnerability (CVSS 5.0) in Ekiga, published September 14, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 10.9%, the 95th percentile. Fixed in pwlib 1.10.7~dfsg1-4+lenny1.

References

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