593 matches found
Null pointer dereference
ipnatpptp in the PPTP NAT helper netfilter/ipnathelperpptp.c in Linux kernel 2.6.14, and other versions, allows remote attackers to cause a denial of service memory corruption or crash via an inbound PPTPINCALLREQUEST packet that causes a null pointer to be used in an offset calculation...
CVE-2006-0036
CVE-2006-0036 affects the Linux kernel (2.6.14 and other versions) via the ip_nat_pptp code in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c). The vulnerability occurs when processing an inbound PPTP_IN_CALL_REQUEST packet, which can trigger a null pointer dereference in an offset calculati...
Linux kernel multiple DoS conditions
Local DoS with netlinkrcvskb, few DoS conditions with PPTP NAT...
[SA18482] Linux Kernel Multiple Denial of Service Vulnerabilities
TITLE: Linux Kernel Multiple Denial of Service Vulnerabilities SECUNIA ADVISORY ID: SA18482 VERIFY ADVISORY: http://secunia.com/advisories/18482/ CRITICAL: Moderately critical IMPACT: DoS WHERE: From remote OPERATING SYSTEM: Linux Kernel 2.6.x http://secunia.com/product/2719/ DESCRIPTION: Some...
Security Best Practice: PPTP Protocol Enforcement
The Point-to-Point Tunneling Protocol PPTP is a method for implementing virtual private networks. PPTP uses a control channel over TCP and a GRE tunnel operating to encapsulate PPP packets...
PPTP overflow
The remote PPTP server has remote buffer overflow vulnerability. 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...
Unchecked Buffer in PPTP Implementation Could Enable DOS Attacks (Q329834)
Hotfix to fix Unchecked Buffer in PPTP Implementation Q329834 is not installed. A security vulnerability results in the Windows 2000 and Windows XP implementations because of an unchecked buffer in a section of code that processes the control data used to establish, maintain and tear down PPTP...
PPTP Server Buffer Overflow Vulnerability
The remote PPTP server is prone to a remote buffer overflow vulnerability. SPDX-FileCopyrightText: 2003 Xue Yong Zhi Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...
Unchecked Buffer in PPTP Implementation Could Enable DOS Attacks (Q329834)
Hotfix to fix Unchecked Buffer in PPTP Implementation Q329834 is not installed. SPDX-FileCopyrightText: 2002 SECNAP Network Security, LLC Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only...
PPTP Service Detection
The remote host seems to be running a PPTP VPN service, this service allows remote users to connect to the internal network and play a trusted rule in it. This service should be protect with encrypted username & password combinations, and should be accessible only to trusted individuals. By defau...
CVE-2005-3100
Unspecified "PPTP Remote DoS Vulnerability" in Astaro Security Linux 4.027 allows attackers to cause a denial of service...
CVE-2005-3100
Technical details about CVE-2005-3100 are not provided in the connected documents. Available sources mention a PPTP remote DoS vulnerability in Astaro Security Linux 4.027 but do not disclose affected components, versions, exploit details, or fixes. Monitor for updates.
CVE-2005-3100
Unspecified "PPTP Remote DoS Vulnerability" in Astaro Security Linux 4.027 allows attackers to cause a denial of service...
CVE-2004-2251
The CVE describes the PPTP server in Astaro Security Linux before 4.024 disclosing its version, enabling attackers to tailor attacks against the system. The underlying issue is information disclosure via banner/version reporting rather than an explicit code flaw in core PPTP functionality. The av...
CVE-2004-2251
The PPTP server in Astaro Security Linux before 4.024 provides information about its version, which makes it easier for remote attackers to construct specialized attacks...
Fortinet VPN Server Detection (over PPTP)
Binary data 2916.prm...
VPN Server Detection (over PPTP)
Binary data 2915.prm...
CVE-2005-0311
Ingate Firewall 4.1.3 and earlier does not terminate the PPTP session for an active user when the administrator disables that user from a resource, allowing remote authenticated users to retain access. Affected product: Ingate Firewall (versions up to 4.1.3 or earlier). Root cause: PPTP session n...
CVE-2005-0311
Ingate Firewall 4.1.3 and earlier does not terminate the PPTP session for an active user when the administrator disables that user from a resource, which could allow remote authenticated users to retain unauthorized access to resources...