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Vulnerability record · CVE-2016-1731 · published 14 March 2016

CVE-2016-1731: Apple software update insufficient verification of data authenticity vulnerability

Apple · Software Update

Apple Software Update before 2.2 on Windows does not use HTTPS, which makes it easier for man-in-the-middle attackers to spoof updates by modifying the client-server data stream.

5.9 CVSS 3.0 Medium EPSS 0.92% · top 41.1% CWE-310 · CWE-310CWE-345 · Insufficient verification of data authenticity
5.9CVSS 3.0 base score, v2 5.0
0.92%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Apple Software Update before 2.2 on Windows does not use HTTPS, which makes it easier for man-in-the-middle attackers to spoof updates by modifying the client-server data stream.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/84283
http://www.securitytracker.com/id/1035256
https://support.apple.com/kb/HT206091 PatchVendor Advisory
http://www.securityfocus.com/bid/84283
http://www.securitytracker.com/id/1035256
https://support.apple.com/kb/HT206091 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

5.0CVE-2007-0463Apple software update vulnerabilityFormat string vulnerability in Apple Software Update 2.0.5 on Mac OS X 10.4.8 allows remote attackers to cause a denial of service (application crash…EPSS 18%

Source: NIST National Vulnerability Database (record CVE-2016-1731), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.