CVE-2015-5869: Input Validation
First published: Fri Sep 18 2015(Updated: )
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Apple iOS before 9 allows remote attackers to reconfigure a hop-limit setting via a small hop_limit value in a Router Advertisement (RA) message.
Credit: product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple iOS and macOS | <=10.10.5 | |
| iStyle @cosme iPhone OS | <=8.4.1 | |
| Apple iOS, iPadOS, and watchOS | =1.0 |
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Reference Links
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
- http://openwall.com/lists/oss-security/2015/04/04/2
- http://www.securityfocus.com/bid/76764
- http://www.securitytracker.com/id/1033609
- https://support.apple.com/HT205212
- https://support.apple.com/HT205213
- https://support.apple.com/HT205267
Frequently Asked Questions
What is the severity of CVE-2015-5869?
CVE-2015-5869 is classified as a medium severity vulnerability due to its potential to allow remote attackers to modify hop-limit settings.
How do I fix CVE-2015-5869?
To mitigate CVE-2015-5869, users should update their affected Apple iOS, macOS, or watchOS versions to the latest available releases.
Which devices are affected by CVE-2015-5869?
CVE-2015-5869 affects Apple iPhone OS versions up to 8.4.1, macOS Yosemite up to 10.10.5, and watchOS version 1.0.
What kind of attack can be executed using CVE-2015-5869?
CVE-2015-5869 can be exploited by attackers to send malicious Router Advertisement messages that change the hop-limit value.
When was CVE-2015-5869 disclosed?
CVE-2015-5869 was disclosed in September 2015 following security announcements from Apple.
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- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/apple
- canonical/apple ios and macos
- version/apple ios and macos/10.10.5
- canonical/istyle @cosme iphone os
- version/istyle @cosme iphone os/8.4.1
- canonical/apple ios, ipados, and watchos
- version/apple ios, ipados, and watchos/1.0