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    Vulnerabilities

    CVE-2007-0244

    pptpgre.c in PoPToP Point to Point Tunneling Server (pptpd) before 1.3.4 allows remote attackers to cause a denial of service (PPTP connection tear-down) via (1) GRE packets with out-of-order sequence numbers or (2) certain GRE packets that are processed using a wrong pointer and improperly dequeued.

    Last Modified: Apr 23, 2026
    Published: May 11, 2007

    CVE-2003-1455

    Multiple buffer overflows in the launch_bcrelay function in pptpctrl.c in PoPToP 1.1.4-b1 through PoPToP 1.1.4-b3 allow local users to execute arbitrary code.

    Last Modified: Apr 16, 2026
    Published: Dec 31, 2003

    CVE-2003-0213

    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.

    Last Modified: Apr 16, 2026
    Published: Apr 26, 2003
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