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Fencer Vulns
medium 5.5

CVE-2017-7064 json

An issue was discovered in certain Apple products.

published 2017-07-20 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-16102

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
1
Exploit-DB

Summary

An issue was discovered in certain Apple products. iOS before 10.3.3 is affected. Safari before 10.1.2 is affected. iCloud before 6.2.2 on Windows is affected. iTunes before 12.6.2 on Windows is affected. The issue involves the "WebKit" component. It allows attackers to bypass intended memory-read restrictions via a crafted app.

Patch / fix

  • webkit2gtk Debian 14, Debian 13, Debian 12 2.16.6-1

debian advisories DEBIAN-CVE-2017-7064

  • webkit2gtk Ubuntu 16.04 LTS 2.16.6-0ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2017-7064

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • webkit2gtk3 SLES for SAP 12 SP3, SLES for SAP 12 SP2, SLES for Raspberry Pi 12 SP2 +8 more 2.18.5-2.18.1
  • webkit2gtk3 SLES for SAP 12 SP3, SLES for SAP 12 SP2, SLES for Raspberry Pi 12 SP2 +8 more 2.18.0-2.9.1

suse advisories SUSE-SU-2018:0219-1SUSE-SU-2017:2933-1

Timeline

  1. Published
  2. First public exploit (EDB-42375)

Exploit prediction

4.12% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-42375 WebKit JSC - 'JSArray::appendMemcpy' Uninitialized Memory Copy dos, 2017-07-25

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.