982 matches found
libreswan: Missing PreSharedKey for connection can cause crash
A flaw was found in Libreswan. This issue causes Libreswan to restart under some IKEv2 retransmit scenarios when a connection is configured to use PreSharedKeys authby=secret, and the connection cannot find a matching configured secret. When automatically added on startup using the auto= keyword,...
libreswan: IKEv1 default AH/ESP responder can crash and restart
A flaw was found in Libreswan, where it was identified to contain an assertion failure issue in the computeprotokeymat function. The vulnerability can be exploited when an IKEv1 connection is loaded with an AH/ESP default setting when no esp= line is present in the connection. This flaw allows an...
libreswan: Invalid IKEv2 REKEY proposal causes restart
An assertion failure flaw was found in the Libreswan package that occurs when processing IKEv2 REKEY requests. When an IKEv2 Child SA REKEY packet contains an invalid IPsec protocol ID number of 0 or 1, an error notification INVALIDSPI is sent back. The notify payload's protocol ID is copied from...
libreswan: Invalid IKEv1 Quick Mode ID causes restart
A NULL pointer dereference flaw was found in Libreswan when processing IKEv1 Quick Mode requests. When an IKEv1 Quick Mode connection configured with IDIPV4ADDR or IDIPV6ADDR receives an IDcr payload with IDFQDN, it triggers a NULL pointer dereference error. This flaw allows a malicious client or...
libreswan: Regression of CVE-2023-30570 fixes in the Red Hat Enterprise Linux
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...
libreswan: Invalid IKEv1 repeat IKE SA delete causes crash and restart
A NULL pointer dereference vulnerability was found in the Libreswan package. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the...
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...
libreswan: remote DoS via crafted TS payload with an incorrect selector length
A flaw was found in the Libreswan package. A crafted TS payload with an incorrect selector length may allow a remote attacker to cause a denial of service...
libreswan: Invalid IKEv1 Quick Mode ID causes restart
A NULL pointer dereference flaw was found in Libreswan when processing IKEv1 Quick Mode requests. When an IKEv1 Quick Mode connection configured with IDIPV4ADDR or IDIPV6ADDR receives an IDcr payload with IDFQDN, it triggers a NULL pointer dereference error. This flaw allows a malicious client or...
libreswan: Invalid IKEv1 repeat IKE SA delete causes crash and restart
A NULL pointer dereference vulnerability was found in the Libreswan package. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the...
libreswan: Regression of CVE-2023-30570 fixes in the Red Hat Enterprise Linux
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...
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...
libreswan: Invalid IKEv2 REKEY proposal causes restart
An assertion failure flaw was found in the Libreswan package that occurs when processing IKEv2 REKEY requests. When an IKEv2 Child SA REKEY packet contains an invalid IPsec protocol ID number of 0 or 1, an error notification INVALIDSPI is sent back. The notify payload's protocol ID is copied from...
libreswan: IKEv1 default AH/ESP responder can crash and restart
A flaw was found in Libreswan, where it was identified to contain an assertion failure issue in the computeprotokeymat function. The vulnerability can be exploited when an IKEv1 connection is loaded with an AH/ESP default setting when no esp= line is present in the connection. This flaw allows an...
libreswan: Missing PreSharedKey for connection can cause crash
A flaw was found in Libreswan. This issue causes Libreswan to restart under some IKEv2 retransmit scenarios when a connection is configured to use PreSharedKeys authby=secret, and the connection cannot find a matching configured secret. When automatically added on startup using the auto= keyword,...
Amazon Linux 2 : NetworkManager-libreswan (ALAS-2024-2703)
The version of NetworkManager-libreswan installed on the remote host is prior to 1.2.4-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2024-2703 advisory. A flaw was found in the libreswan client plugin for NetworkManager NetkworkManager-libreswan, where it fails to...
Medium: NetworkManager-libreswan
Issue Overview: A flaw was found in the libreswan client plugin for NetworkManager NetkworkManager-libreswan, where it fails to properly sanitize the VPN configuration from the local unprivileged user. In this configuration, composed by a key-value format, the plugin fails to escape special...
Medium: NetworkManager-libreswan
Issue Overview: A flaw was found in the libreswan client plugin for NetworkManager NetkworkManager-libreswan, where it fails to properly sanitize the VPN configuration from the local unprivileged user. In this configuration, composed by a key-value format, the plugin fails to escape special...
RHSA-2024:10594 Red Hat Security Advisory: libreswan security update
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libreswan: Regression of CVE-2023-30570 fixes in the Red Hat Enterprise Linux
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...