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Test ID:1.3.6.1.4.1.25623.1.0.11540
Category:Gain a shell remotely
Title:PPTP Server Buffer Overflow Vulnerability
Summary:The remote PPTP server is prone to a remote buffer overflow; vulnerability.
Description:Summary:
The remote PPTP server is prone to a remote buffer overflow
vulnerability.

Vulnerability Insight:
The problem occurs due to insufficient sanity checks when
referencing user-supplied input used in various calculations. As a result, it may be possible for
an attacker to trigger a condition where sensitive memory can be corrupted.

Vulnerability Impact:
Successful exploitation of this issue may allow an attacker to
execute arbitrary code with the privileges of the affected server.

Solution:
The vendor has released updated releases of PPTP server which
address this issue. Users are advised to upgrade as soon as possible.

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2003-0213
BugTraq ID: 7316
http://www.securityfocus.com/bid/7316
Bugtraq: 20030409 PoPToP PPTP server remotely exploitable buffer overflow (Google Search)
http://www.securityfocus.com/archive/1/317995
Bugtraq: 20030418 Exploit for PoPToP PPTP server (Google Search)
http://marc.info/?l=bugtraq&m=105068728421160&w=2
Bugtraq: 20030422 Re: Exploit for PoPToP PPTP server - Linux version (Google Search)
http://www.securityfocus.com/archive/1/319428
Bugtraq: 20030428 GLSA: pptpd (200304-08) (Google Search)
http://marc.info/?l=bugtraq&m=105154539727967&w=2
CERT/CC vulnerability note: VU#673993
http://www.kb.cert.org/vuls/id/673993
Debian Security Information: DSA-295 (Google Search)
http://www.debian.org/security/2003/dsa-295
SuSE Security Announcement: SuSE-SA:2003:029 (Google Search)
http://www.novell.com/linux/security/advisories/2003_029.html
CopyrightCopyright (C) 2003 Xue Yong Zhi

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