SB2017010606 - Information disclosure in NTP
Published: January 6, 2017 Updated: June 10, 2021
Security Bulletin ID
SB2017010606
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2016-1550)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in the message authentication functionality. A remote attacker can send a series of crafted messages to attempt to recover the message digest key.
Remediation
Install update from vendor's website.
References
- http://www.talosintelligence.com/reports/TALOS-2016-0084/
- http://www.securityfocus.com/bid/88261
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- https://security.gentoo.org/glsa/201607-15
- http://www.securitytracker.com/id/1035705
- http://www.debian.org/security/2016/dsa-3629
- https://security.netapp.com/advisory/ntap-20171004-0002/
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
- https://access.redhat.com/errata/RHSA-2016:1141
- http://rhn.redhat.com/errata/RHSA-2016-1552.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11
- https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf