CVE-2017-6458
What it is
Multiple buffer overflows in the ctl_put* functions in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allow remote authenticated users to have unspecified impact via a long variable.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 6.5% 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: 6.5% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 6.5% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Ntp < 4.2.8
- Ntp < 4.3.94
- Ntp 4.2.8
- Hpe hpux-ntp < c.4.2.8.4.0
- Apple Mac Os X < 10.13
- Siemens Simatic Net Cp 443-1 Opc Ua Firmware
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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-2017-6458.md and follow it. Check whether this project is affected by CVE-2017-6458. 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://support.ntp.org/bin/view/Main/NtpBug3379
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
- http://support.ntp.org/bin/view/Main/NtpBug3379
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
References
- http://packetstormsecurity.com/files/142284/Slackware-Security-Advisory-ntp-Updates.html
- http://seclists.org/fulldisclosure/2017/Nov/7
- http://seclists.org/fulldisclosure/2017/Sep/62
- http://support.ntp.org/bin/view/Main/NtpBug3379
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
- http://www.securityfocus.com/archive/1/archive/1/540464/100/0/threaded
- http://www.securityfocus.com/bid/97051
- http://www.securitytracker.com/id/1038123
- http://www.ubuntu.com/usn/USN-3349-1
- https://bto.bluecoat.com/security-advisory/sa147
- https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4B7BMVXV53EE7XYW2KAVETDHTP452O3Z/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KVLFA3J43QFIP4I7HE7KQ5FXSMJEKC6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZUPPICJXWL3AWQB7I3AWUC74YON7UING/
- https://support.apple.com/HT208144
- https://support.apple.com/kb/HT208144
- https://support.f5.com/csp/article/K99254031
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-294/
- http://packetstormsecurity.com/files/142284/Slackware-Security-Advisory-ntp-Updates.html
- http://seclists.org/fulldisclosure/2017/Nov/7
- http://seclists.org/fulldisclosure/2017/Sep/62
- http://support.ntp.org/bin/view/Main/NtpBug3379
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu