PT-2015-7689 · Ntp+7 · Ntpd+8

Stephen Gray · Published 2015-12-31 · Updated 2024-06-15 · CVE-2015-7977

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions ntpd versions 4.2.8p5 and earlier, 4.3.x prior to 4.3.90

Description The issue allows remote attackers to cause a denial of service, resulting in a NULL pointer dereference, via a ntpdc reslist command.

Recommendations For versions 4.2.8p5 and earlier, update to version 4.2.8p6 or later. For versions 4.3.x prior to 4.3.90, update to version 4.3.90 or later.

Exploit

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2017-2335

CESA-2016_0780

CESA-2016_2583

CVE-2015-7977

DLA-559-1

DSA-3629-1

MGASA-2016-0039

OPENSUSE-SU-2016_1292-1

OPENSUSE-SU-2024:10181-1

RHSA-2016:0780

RHSA-2016:2583

RHSA-2016_0780

RHSA-2016_2583

SUSE-SU-2016:1175-1

SUSE-SU-2016:1177-1

SUSE-SU-2016:1247-1

SUSE-SU-2016:1311-1

USN-3096-1

Affected Products

Alt Linux

Centos

Cisco Ios Xr

Cisco Nexus

Freebsd

Red Hat

Suse

Ubuntu

Ntpd

References · 303

• 🔥 https://github.com/opsxcq/exploit-CVE-2016-7434 · Exploit
• https://bdu.fstec.ru/vul/2017-02017 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2516 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5194 · Security Note
• https://security-tracker.debian.org/tracker/source-package/ntp · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-7974 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2015-7977 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4953 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7703 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7702 · Security Note
• https://bdu.fstec.ru/vul/2017-02039 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7705 · Security Note
• https://osv.dev/vulnerability/USN-3096-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7979 · Security Note