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CVE-2017-18922

CRITICAL

9.8

Descricao

It was discovered that websockets.c in LibVNCServer prior to 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this by sending specially crafted WebSocket frames to a server, causing a heap-based buffer overflow.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado6/30/2020

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

canonical:ubuntu_linuxfedoraproject:fedoralibvncserver_project:libvncserveropensuse:leapsiemens:simatic_itc1500siemens:simatic_itc1500_firmwaresiemens:simatic_itc1500_prosiemens:simatic_itc1500_pro_firmwaresiemens:simatic_itc1900siemens:simatic_itc1900_firmwaresiemens:simatic_itc1900_prosiemens:simatic_itc1900_pro_firmwaresiemens:simatic_itc2200siemens:simatic_itc2200_firmwaresiemens:simatic_itc2200_prosiemens:simatic_itc2200_pro_firmware

Fraquezas (CWE)

CWE-787

Referencias

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00020.html(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00028.html(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2020/06/30/3(cve@mitre.org)

https://bugzilla.redhat.com/show_bug.cgi?id=1852356(cve@mitre.org)

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf(cve@mitre.org)

https://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVP7TJVYJDXDFRHVQ3ENEN3H354QPXEZ/(cve@mitre.org)

https://usn.ubuntu.com/4407-1/(cve@mitre.org)

https://www.openwall.com/lists/oss-security/2020/06/30/2(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00020.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00028.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2020/06/30/3(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=1852356(af854a3a-2127-422b-91ae-364da2661108)

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVP7TJVYJDXDFRHVQ3ENEN3H354QPXEZ/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4407-1/(af854a3a-2127-422b-91ae-364da2661108)

https://www.openwall.com/lists/oss-security/2020/06/30/2(af854a3a-2127-422b-91ae-364da2661108)

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