VulnerabilityModified
CVE-2011-3259
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
MEDIUM 5.0EPSS 2.44%
Does this matter?
Lower severity and a low EPSS score (2.44%). Track it; it rarely justifies an emergency change on its own.
Description
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.44% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- apple/apple tv · apple/iphone os
- Source
- product-security@apple.com
References
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.htmlVendor Advisory
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00002.htmlVendor Advisory
- http://support.apple.com/kb/HT4999Vendor Advisory
- http://support.apple.com/kb/HT5001Vendor Advisory
- http://www.securityfocus.com/bid/50087
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70530
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.htmlVendor Advisory
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00002.htmlVendor Advisory
- http://support.apple.com/kb/HT4999Vendor Advisory
- http://support.apple.com/kb/HT5001Vendor Advisory
- http://www.securityfocus.com/bid/50087
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70530
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.