CVE-2015-5219
What it is
The ULOGTOD function in ntp.d in SNTP before 4.2.7p366 does not properly perform type conversions from a precision value to a double, which allows remote attackers to cause a denial of service (infinite loop) via a crafted NTP packet.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 6.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 6.1% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 6.1% · EPSS, next 30 days
- Weakness
- CWE-704
- Record status
- Modified
Affected
- Fedoraproject Fedora 21
- Fedoraproject Fedora 22
- Fedoraproject Fedora 23
- Suse Linux Enterprise Debuginfo 11
- Suse Linux Enterprise Server 10
- Suse Linux Enterprise Server 11
- Suse Manager 2.1
- Suse Manager Proxy 2.1
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-5219.md and follow it. Check whether this project is affected by CVE-2015-5219. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
- http://www.openwall.com/lists/oss-security/2015/08/25/3
- https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
- http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
- http://www.openwall.com/lists/oss-security/2015/08/25/3
- https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
References
- http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.asc
- http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=51786731Gr4-NOrTBC_a_uXO4wuGhg
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html
- http://rhn.redhat.com/errata/RHSA-2016-0780.html
- http://rhn.redhat.com/errata/RHSA-2016-2583.html
- http://www.debian.org/security/2015/dsa-3388
- http://www.openwall.com/lists/oss-security/2015/08/25/3
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/76473
- http://www.ubuntu.com/usn/USN-2783-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1255118
- https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
- https://github.com/ntp-project/ntp/commit/5f295cd05c3c136d39f5b3e500a2d781bdbb59c8
- https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11
- https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157
- https://www-01.ibm.com/support/docview.wss?uid=swg21985122
- https://www-01.ibm.com/support/docview.wss?uid=swg21986956
- https://www-01.ibm.com/support/docview.wss?uid=swg21988706
- https://www-01.ibm.com/support/docview.wss?uid=swg21989542
- https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099409
- http://aix.software.ibm.com/aix/efixes/security/ntp_advisory4.asc