PT-2015-2118 · Apple · Xnu+1

Jonathan Looney · Published 2015-09-18 · Updated 2016-12-22 · CVE-2015-5879

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions XNU in Apple iOS versions prior to 9

Description The issue is related to the improper validation of TCP packet headers, which can be exploited by remote attackers to disrupt TCP connections, causing a denial of service. This is achieved by sending a crafted TCP packet header. The estimated number of potentially affected devices is not specified.

Recommendations For versions prior to 9, update to a version 9 or later to resolve the issue. As a temporary workaround, consider restricting network access to minimize the risk of exploitation.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2015-11464

CVE-2015-5879

Affected Products

Xnu

Ios

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2015-5879 · Security Note
• https://support.apple.com/HT205267 · Vendor Advisory
• https://support.apple.com/HT205212 · Vendor Advisory
• http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html · Vendor Advisory
• http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-11464 · Security Note
• http://securitytracker.com/id/1033609 · Note
• http://securityfocus.com/bid/76764 · Note