PT-2018-17959 · Libvnc · Libvnc

Solardiz · Publicado 2018-02-19 · Atualizado 2019-08-09 · CVE-2018-7226

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Crítica

Vetor base

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

Name of the Vulnerable Software and Affected Versions LibVNC/vncterm versions through 0.9.10

Description An issue was discovered in the vcSetXCutTextProc() function in VNConsole.c, potentially causing integer overflow or unspecified other impact due to missing sanitization of the client-specified message length. This could be exploited via a specially crafted VNC packet.

Recommendations For versions through 0.9.10, consider restricting access to the vcSetXCutTextProc() function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Overflow

Enumeração de Fraquezas

CWE-190

Identificadores relacionados

CVE-2018-7226

Produtos afetados

Libvnc

Referências · 8

• https://github.com/LibVNC/vncterm/issues/6 · Correção
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-7226 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2018-7226 · Aviso do Fabricante
• https://cve.org/CVERecord?id=CVE-2018-7226 · Nota de Segurança
• https://ubuntu.com/security/CVE-2018-7226 · Aviso do Fabricante
• http://openwall.com/lists/oss-security/2018/02/18/2 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2018-7226 · Nota de Segurança
• https://security.gentoo.org/glsa/201908-05 · Aviso do Fabricante