PT-2015-7645 · Cisco+3 · Cisco Nexus+4

Martin Prpič · Published 2015-10-21 · Updated 2024-06-15 · CVE-2015-7854

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NTP versions 4.2.x through 4.2.8p3 NTP versions 4.3.x through 4.3.76 Cisco Nexus (affected versions not specified)

Description The issue is related to a buffer overflow in the password management functionality. This can be exploited by remote authenticated users via a crafted key file, potentially leading to a denial of service (daemon crash) or execution of arbitrary code.

Recommendations For NTP versions 4.2.x through 4.2.8p3, update to version 4.2.8p4 or later. For NTP versions 4.3.x through 4.3.76, update to version 4.3.77 or later. For Cisco Nexus, at the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALT-PU-2017-2335

CVE-2015-7854

OPENSUSE-SU-2024:10181-1

SUSE-SU-2015:2058-1

SUSE-SU-2016:1247-1

SUSE-SU-2016:1311-1

Affected Products

Alt Linux

Cisco Ios Xe

Cisco Nexus

Ntp

Suse

References · 183

• 🔥 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-2016-9310 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2016:1311-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2517 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2015-7854 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4954 · Security Note
• 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://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp · Vendor Advisory
• https://bdu.fstec.ru/vul/2017-02039 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6459 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7705 · Security Note