Vulnerability Description
NTP before 4.2.8p6 and 4.3.x before 4.3.90, when configured in broadcast mode, allows man-in-the-middle attackers to conduct replay attacks by sniffing the network.
CVSS Score
6.5
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ntp | Ntp | < 4.2.8 |
| Siemens | Tim 4R-Ie Firmware | All versions |
| Siemens | Tim 4R-Ie | - |
| Siemens | Tim 4R-Ie Dnp3 Firmware | All versions |
| Siemens | Tim 4R-Ie Dnp3 | - |
| Freebsd | Freebsd | >= 10.0, < 10.1 |
| Netapp | Clustered Data Ontap | - |
| Netapp | Oncommand Balance | - |
| Canonical | Ubuntu Linux | 12.04 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.htmlBroken Link
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.htmlBroken Link
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.htmlBroken Link
- http://support.ntp.org/bin/view/Main/NtpBug2935Vendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20Third Party Advisory
- http://www.securityfocus.com/bid/81963Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1034782Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-3096-1Third Party Advisory
- https://bto.bluecoat.com/security-advisory/sa113Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdfThird Party Advisory
FAQ
What is CVE-2015-7973?
CVE-2015-7973 is a vulnerability with a CVSS score of 6.5 (MEDIUM). NTP before 4.2.8p6 and 4.3.x before 4.3.90, when configured in broadcast mode, allows man-in-the-middle attackers to conduct replay attacks by sniffing the network.
How severe is CVE-2015-7973?
CVE-2015-7973 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-7973?
Check the references section above for vendor advisories and patch information. Affected products include: Ntp Ntp, Siemens Tim 4R-Ie Firmware, Siemens Tim 4R-Ie, Siemens Tim 4R-Ie Dnp3 Firmware, Siemens Tim 4R-Ie Dnp3.