libreswan: Malicious IKEv1 Aggressive Mode packets can crash libreswan

A vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode packet is received with only unacceptable crypto algorithms, and the response packet is not sent with a zero responder SPI. When a subsequent packet is received where the sender reuses the...

CVE-2023-30570

A vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode packet is received with only unacceptable crypto algorithms, and the response packet is not sent with a zero responder SPI. When a subsequent packet is received where the sender reuses the...

Mageia: Security Advisory (MGASA-2023-0089)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG 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...

Updated libreswan packages fix security vulnerability

A change in the libreswan 4.2 Traffic Selector parsing code introduced a missing check that would reject palformed Traffic Selector payloads. As such, in such case the code stumbles on to hit a double free, leading to a crash and restart of the pluto daemon. No remote code execution. CVE-2023-230...

SUSE CVE-2011-3380

Openswan 2.6.29 through 2.6.35 allows remote attackers to cause a denial of service NULL pointer dereference and pluto IKE daemon crash via an ISAKMP message with an invalid KEYLENGTH attribute, which is not properly handled by the error handling function...

SUSE CVE-2011-4073

Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service pluto IKE daemon crash via vectors related to the 1 quickoutI1continue and 2 quickoutI1 functions...

SUSE CVE-2013-2052

Buffer overflow in the atodn function in libreswan 3.0 and 3.1, when Opportunistic Encryption is enabled and an RSA key is being used, allows remote attackers to cause a denial of service pluto IKE daemon crash and possibly execute arbitrary code via crafted DNS TXT records. NOTE: this might be t...

SUSE CVE-2015-3240

The pluto IKE daemon in libreswan before 3.15 and Openswan before 2.6.45, when built with NSS, allows remote attackers to cause a denial of service assertion failure and daemon restart via a zero DH g^x value in a KE payload in a IKE packet...

Mageia: Security Advisory (MGASA-2020-0215)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG 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...

libreswan: Malicious IKEv1 packet can cause libreswan to restart

A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon...

CVE-2022-23094

A vulnerability was found in libreswan. A malformed packet that is being rejected triggers a logging action that causes a NULL pointer dereference issue, leading to a crash of the pluto daemon. Mitigation If all configured connections are using IKEv2, the IKEv1 subsystem can be disabled by adding...

Libreswan Code Issue Vulnerability (CNVD-2022-15522)

Libreswan is an IPsec implementation similar to Openswan, which is mainly used to ensure security, integrity issues in data transmission. libreswan has a code issue vulnerability that can be exploited by an attacker to send specially crafted IKEv1 packets to an application, triggering a logging...

Libreswan 代码问题漏洞

Libreswan is an IPsec implementation similar to Openswan, which is mainly used to ensure security, integrity issues in data transmission. libreswan has a code issue vulnerability that can be exploited by an attacker to send specially crafted IKEv1 packets to an application, triggering a logging...

The vulnerability of the Pluto demon in the VPN protocol using “IPsec” with libreswan, which involves reading data beyond the allowed buffer limits, allows a hacker to cause a service failure.

The vulnerability of the Pluto demon’s VPN protocol using “IPsec” in libreswan involves reading data beyond the allowed buffer limits. Exploiting this vulnerability can allow a malicious actor to cause service interruptions...

NewStart CGSL MAIN 6.01 : libreswan Vulnerability (NS-SA-2020-0035)

The remote NewStart CGSL host, running version MAIN 6.01, has libreswan packages installed that are affected by a vulnerability: - An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to...

Updated libreswan packages fix security vulnerability

Updated libreswan packages fix security vulnerability: An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan. An unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the...

MGASA-2020-0215 Updated libreswan packages fix security vulnerability

Updated libreswan packages fix security vulnerability: An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan. An unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the...

Libreswan Buffer Overflow Vulnerability

Libreswan is an IPsec implementation similar to Openswan, which is mainly used to ensure security, integrity issues in data transmission. A buffer overflow vulnerability exists in the pluto daemon in libreswan versions 3.27 through 3.31. An attacker can exploit this vulnerability by sending...

CVE-2020-1763

An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the crash...

UBUNTU-CVE-2020-1763

An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the crash...