PT-2017-8698 · Openbsd · Openntpd

Luis M. Merino · Publicado 2017-01-31 · Atualizado 2017-02-24 · CVE-2016-5117

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions OpenNTPD versions prior to 6.0p1

Description The issue allows remote attackers to bypass man-in-the-middle mitigations via a crafted timestamp constraint with a valid certificate, as OpenNTPD does not validate the CN for HTTPS constraint requests.

Recommendations For versions prior to 6.0p1, update to version 6.0p1 or later to resolve the issue.

Correção

Enumeração de Fraquezas

CWE-254

Identificadores relacionados

CVE-2016-5117

Produtos afetados

Openntpd

Referências · 8

• https://osv.dev/vulnerability/CVE-2016-5117 · Aviso do Fabricante
• http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/ntpd/constraint.c.diff?r1=1.27&r2=1.28 · Correção
• https://security-tracker.debian.org/tracker/CVE-2016-5117 · Aviso do Fabricante
• http://openwall.com/lists/oss-security/2016/05/23/2 · Nota
• http://openwall.com/lists/oss-security/2016/05/29/6 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2016-5117 · Nota de Segurança
• http://openntpd.org/txt/release-6.0p1.txt · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-5117 · Aviso do Fabricante