Improper input validation in Citrix Xenserver
CVE-2015-7704
The ntpd client in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service via a number of crafted "KOD" messages.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.215 (95.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Citrix Xenserver — versions 6.0.2, 6.2.0, 6.5
- Mcafee Enterprise_security_manager
- Netapp Clustered_data_ontap
- Netapp Data_ontap
- Netapp Oncommand_performance_manager
- Netapp Oncommand_unified_manager
- Ntp — versions 4.2.8
- Debian Debian_linux — versions 7.0, 8.0, 9.0
- Redhat Enterprise_linux_desktop — versions 6.0, 7.0
- Redhat Enterprise_linux_server — versions 6.0, 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, VDB Entry, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2015-7704?
- CVE-2015-7704 is a high-severity vulnerability in Citrix Xenserver, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2017-08-07.
- How severe is CVE-2015-7704?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2015-7704 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.