PT-2018-10182 · Cz.Nic · Knot Resolver

Marek Vavrusa · Publicado 2018-08-02 · Atualizado 2020-02-18 · CVE-2018-10920

Positive Technologies (AI Summary)

CVSS v3.1

7.5

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions Knot Resolver versions prior to 2.4.1

Description The issue is related to an improper input validation bug in the DNS resolver component. This bug allows a remote attacker to poison the cache.

Recommendations For versions prior to 2.4.1, update to version 2.4.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the DNS resolver component to minimize the risk of exploitation.

Correção

RCE

Enumeração de Fraquezas

CWE-20

Identificadores relacionados

CVE-2018-10920

Produtos afetados

Knot Resolver

Referências · 9

• https://osv.dev/vulnerability/UBUNTU-CVE-2018-10920 · Aviso do Fabricante
• https://security-tracker.debian.org/tracker/CVE-2018-10920 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2018-10920 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2018-10920 · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-10920 · Aviso do Fabricante
• https://knot-resolver.cz/2018-08-02-knot-resolver-2.4.1.html · Aviso do Fabricante
• https://cve.org/CVERecord?id=CVE-2018-10920 · Nota de Segurança
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10920 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2018-10920 · Nota de Segurança