What is CVE-2017-16642?

CVE-2017-16642 is a high-severity vulnerability in NetApp Clustered Data Ontap, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2017-11-07.

How severe is CVE-2017-16642?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2017-16642 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Out-of-bounds Read in NetApp Clustered Data Ontap

CVE-2017-16642

In PHP before 5.6.32, 7.x before 7.0.25, and 7.1.x before 7.1.11, an error in the date extension's timelib_meridian handling of 'front of' and 'back of' directives could be used by attackers able to supply date strings to leak information from the interpreter, related to ext/date/lib/parse_date.c out-of-bounds reads affecting the php_parse_date function. NOTE: this is a different issue than CVE-2017-11145.

Vulnerability class: Buffer Overflow

Published 2017-11-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.264 (97.9th percentile), scored 2026-09-28.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.264 · newest: 0.264 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

References

security.netapp.com/advisory/ntap-20181123-0001/ (Third Party Advisory)
www.exploit-db.com/exploits/43133/ (Exploit, VDB Entry, Third Party Advisory, exploit, Issue Tracking)
bugs.php.net/bug.php (Issue Tracking, Vendor Advisory)
access.redhat.com/errata/RHSA-2018:1296 (vendor-advisory, Third Party Advisory)
php.net/ChangeLog-5.php (Release Notes, Issue Tracking, Vendor Advisory)
www.securityfocus.com/bid/101745 (VDB Entry, Third Party Advisory, vdb-entry)
www.debian.org/security/2018/dsa-4081 (vendor-advisory, Third Party Advisory)
www.debian.org/security/2018/dsa-4080 (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3566-1/ (vendor-advisory, Third Party Advisory)
php.net/ChangeLog-7.php (Release Notes, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-16642?: CVE-2017-16642 is a high-severity vulnerability in NetApp Clustered Data Ontap, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2017-11-07.
How severe is CVE-2017-16642?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-16642 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.