Vulnerability Description
NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to bypass the origin timestamp validation via a packet with an origin timestamp set to zero.
CVSS Score
5.3
MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ntp | Ntp | <= 4.2.8 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.hThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176434.htThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0063.htmlThird Party Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_SecurVendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20Third Party Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20Third Party Advisory
- http://www.debian.org/security/2016/dsa-3629Third Party Advisory
FAQ
What is CVE-2015-8138?
CVE-2015-8138 is a vulnerability with a CVSS score of 5.3 (MEDIUM). NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to bypass the origin timestamp validation via a packet with an origin timestamp set to zero.
How severe is CVE-2015-8138?
CVE-2015-8138 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-8138?
Check the references section above for vendor advisories and patch information. Affected products include: Ntp Ntp.