Vulnerability Monitor

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CVE-2015-5851

The convenience initializer in the Multipeer Connectivity component in Apple iOS before 9 does not require an encrypted session, which allows local users to obtain cleartext multipeer data via an encrypted-to-unencrypted downgrade attack.

Published

2015-09-18T11:00:04.297

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.1 (LOW)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	mac_os_x	≤ 10.10.5	Yes
Operating System	apple	iphone_os	≤ 8.4.1	Yes

References

http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html Vendor Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/76764 ([email protected])
http://www.securitytracker.com/id/1033609 ([email protected])
https://support.apple.com/HT205212 Vendor Advisory ([email protected])
https://support.apple.com/HT205267 Vendor Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/76764 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1033609 (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT205212 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT205267 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)