| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.1 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as problematic, was found in Apple iOS up to 4.0.0. This impacts an unknown function. Executing a manipulation can lead to resource management. This vulnerability appears as CVE-2011-3259. There is no available exploit. You should upgrade the affected component.
Details
A vulnerability classified as problematic was found in Apple iOS up to 4.0.0 (Smartphone Operating System). This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:
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.
The weakness was presented 10/14/2011 with Apple (Website). The advisory is shared for download at lists.apple.com. This vulnerability was named CVE-2011-3259 since 08/19/2011. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 60026 (Apple iOS < 5.0 Multiple Vulnerabilities (BEAST)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mobile Devices.
Upgrading to version 4.0.1 eliminates this vulnerability.
The vulnerability is also documented in the databases at X-Force (70530), Tenable (60026), SecurityFocus (BID 50087†) and Vulnerability Center (SBV-47755†). See VDB-4441, VDB-10941, VDB-59076 and VDB-59075 for similar entries. Once again VulDB remains the best source for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.apple.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 60026
Nessus Name: Apple iOS < 5.0 Multiple Vulnerabilities (BEAST)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: iOS 4.0.1
Timeline
08/19/2011 🔍10/12/2011 🔍
10/12/2011 🔍
10/14/2011 🔍
10/14/2011 🔍
12/22/2014 🔍
03/23/2015 🔍
11/24/2021 🔍
Sources
Vendor: apple.comAdvisory: lists.apple.com
Organization: Apple
Status: Not defined
Confirmation: 🔍
CVE: CVE-2011-3259 (🔍)
GCVE (CVE): GCVE-0-2011-3259
GCVE (VulDB): GCVE-100-59068
X-Force: 70530
SecurityFocus: 50087 - Apple Kernel TCP Exhaustion Denial of Service Vulnerability
Vulnerability Center: 47755 - Apple iOS <5 and Apple TV <4.4 kernel Remote DoS Vulnerability via Resource Consumption, Medium
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍
Entry
Created: 03/23/2015 16:50Updated: 11/24/2021 02:47
Changes: 03/23/2015 16:50 (60), 06/16/2017 04:27 (6), 11/24/2021 02:47 (4)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.

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