NULL pointer dereference in Novell Suse_manager
CVE-2016-4957
ntpd in NTP before 4.2.8p8 allows remote attackers to cause a denial of service (daemon crash) via a crypto-NAK packet. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-1547.
EPSS: 0.537 (98.0th 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
- Novell Suse_manager — versions 2.1
- Ntp — versions 4.2.8, 4.3.92
- Oracle Solaris — versions 10, 11.3
- Opensuse Leap — versions 42.1
- Opensuse — versions 13.2
- Suse Linux_enterprise_desktop — versions 12
- Suse Linux_enterprise_server — versions 11, 12
- Suse Manager_proxy — versions 2.1
- Suse Openstack_cloud — versions 5
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- SUSE-SU-2016:1602 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- openSUSE-SU-2016:1583 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- FreeBSD-SA-16:24 (x_refsource_FREEBSD, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
- 1036037 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_SECTRACK)
- SUSE-SU-2016:1584 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- VU#321640 (x_refsource_CERT-VN, US Government Resource, Third Party Advisory, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- openSUSE-SU-2016:1636 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2016-4957?
- CVE-2016-4957 is a high-severity vulnerability in Novell Suse_manager, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2016-07-05.
- How severe is CVE-2016-4957?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-4957 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.