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CVE-2019-3857

Medium priority

Some fixes available 2 of 4

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit signal are parsed. A remote attacker who compromises a SSH server...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2019-3856

Medium priority

Some fixes available 2 of 4

An integer overflow flaw, which could lead to an out of bounds write, was discovered in libssh2 before 1.8.1 in the way keyboard prompt requests are parsed. A remote attacker who compromises a SSH server may be able to execute...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2019-3863

Medium priority

Some fixes available 2 of 4

A flaw was found in libssh2 before 1.8.1 creating a vulnerability on the SSH client side. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2019-3858

Medium priority

Some fixes available 2 of 4

An out of bounds read flaw was discovered in libssh2 before 1.8.1 when a specially crafted SFTP packet is received from the server. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2019-3855

Medium priority

Some fixes available 2 of 4

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way packets are read from the server. A remote attacker who compromises a SSH server may be able to execute code on...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2019-3862

Medium priority

Some fixes available 2 of 4

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2019-3859

Medium priority

Some fixes available 2 of 4

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the _libssh2_packet_require and _libssh2_packet_requirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2 Not affected Not affected Not affected Vulnerable
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CVE-2018-10933

Medium priority
Fixed

A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.

1 affected package

libssh

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh Fixed
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CVE-2016-0787

Medium priority

Some fixes available 4 of 5

The diffie_hellman_sha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified...

1 affected package

libssh2

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh2
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CVE-2016-0739

Medium priority
Fixed

libssh before 0.7.3 improperly truncates ephemeral secrets generated for the (1) diffie-hellman-group1 and (2) diffie-hellman-group14 key exchange methods to 128 bits, which makes it easier for man-in-the-middle attackers to...

1 affected package

libssh

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
libssh
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