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libreswan

21 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
CVE-2024-3652
>= 3.22 and < 4.15
The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line. When
6.5MEDIUM
CVE-2023-38712
>= 3.0 and < 4.0
An issue was discovered in Libreswan 3.x and 4.x before 4.12. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Del
6.5MEDIUM
CVE-2023-38711
>= 4.6 and < 4.12
An issue was discovered in Libreswan before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR
6.5MEDIUM
CVE-2023-38710
>= 3.20 and < 4.12
An issue was discovered in Libreswan before 4.12. When an IKEv2 Child SA REKEY packet contains an invalid IPsec protocol ID number
6.5MEDIUM
CVE-2023-30570
>= 3.28 and <= 4.10
pluto in Libreswan before 4.11 allows a denial of service (responder SPI mishandling and daemon crash) via unauthenticated IKEv1 A
7.5HIGH
CVE-2023-2295
all versions
A vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode packet is received wi
7.5HIGH
CVE-2023-23009
all versions
Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with
6.5MEDIUM
CVE-2022-23094
>= 4.2 and < 4.6
Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a c
7.5HIGH
CVE-2020-1763
>= 3.27 and <= 3.31
An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticate
7.5HIGH
CVE-2019-10155
< 3.29
The Libreswan Project has found a vulnerability in the processing of IKEv1 informational exchange packets which are encrypted and
3.1LOW
CVE-2019-12312
< 3.28
In Libreswan 3.27 an assertion failure can lead to a pluto IKE daemon restart. An attacker can trigger a NULL pointer dereference
7.5HIGH
CVE-2016-5391
<= 3.17
libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).
7.5HIGH
CVE-2016-5361
<= 3.16
programs/pluto/ikev1.c in libreswan before 3.17 retransmits in initial-responder states, which allows remote attackers to cause a
7.5HIGH
CVE-2016-3071
all versions
Libreswan 3.16 might allow remote attackers to cause a denial of service (daemon restart) via an IKEv2 aes_xcbc transform.
7.5HIGH
CVE-2015-3240
all versions
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
CVE-2015-3204
all versions
libreswan 3.9 through 3.12 allows remote attackers to cause a denial of service (daemon restart) via an IKEv1 packet with (1) unas
CVE-2013-6467
<= 3.7
Libreswan 3.7 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon restart) v
CVE-2013-7294
<= 3.6
The ikev2parent_inI1outR1 function in pluto/ikev2_parent.c in libreswan before 3.7 allows remote attackers to cause a denial of se
CVE-2013-7283
all versions
Race condition in the libreswan.spec files for Red Hat Enterprise Linux (RHEL) and Fedora packages in libreswan 3.6 has unspecifie
CVE-2013-4564
all versions
Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an i
CVE-2013-2052
all versions
Buffer overflow in the atodn function in libreswan 3.0 and 3.1, when Opportunistic Encryption is enabled and an RSA key is being u
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