漏洞描述
ctrlpacket.c in PoPToP PPTP server before 1.1.4-b3 allows remote attackers to cause a denial of service via a length field of 0 or 1, which causes a negative value to be fed into a read operation, leading to a buffer overflow.
影响产品
暂无结构化产品信息。
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
www.securityfocus.comhttp://www.securityfocus.com/archive/1/317995↗www.kb.cert.orghttp://www.kb.cert.org/vuls/id/673993↗marc.infohttp://marc.info/?l=bugtraq&m=105154539727967&w=2↗marc.infohttp://marc.info/?l=bugtraq&m=105068728421160&w=2↗www.debian.orghttp://www.debian.org/security/2003/dsa-295↗www.securityfocus.comhttp://www.securityfocus.com/bid/7316↗www.novell.comhttp://www.novell.com/linux/security/advisories/2003_029.html↗www.securityfocus.comhttp://www.securityfocus.com/archive/1/319428↗sourceforge.nethttp://sourceforge.net/project/shownotes.php?release_id=138437↗