Buffer overflow in Apple Mac OS X
CVE-2017-6458
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.065 (93.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.065 · newest: 0.065 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1038123 (VDB Entry, Third Party Advisory, vdb-entry)
- support.ntp.org/bin/view/Main/NtpBug3379 (Patch, Vendor Advisory)
- support.apple.com/HT208144 (Third Party Advisory)
- www.securityfocus.com/bid/97051 (VDB Entry, Third Party Advisory, vdb-entry)
- support.ntp.org/bin/view/Main/SecurityNotice (Vendor Advisory)
- support.apple.com/kb/HT208144
- www.ubuntu.com/usn/USN-3349-1 (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-s…
- bto.bluecoat.com/security-advisory/sa147
Frequently asked questions
- What is CVE-2017-6458?
- CVE-2017-6458 is a high-severity vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2017-03-27.
- How severe is CVE-2017-6458?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-6458 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.