Apple iOS up to 8.4.0 WebKit 7pk security

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Apple iOS up to 8.4.0 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component WebKit. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

WebKit in Apple iOS before 8.4.1 allows remote attackers to spoof clicks via a crafted web site that leverages tap events.

The weakness was presented 08/11/2015 by Cererdlong with Alibaba Mobile Security Team as HT205030 as confirmed advisory (Website). The advisory is shared at This vulnerability is known as CVE-2015-5759 since 08/06/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/10/2022). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1211 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 77257 (AIX 6.1 TL 8 : libxml2 (IV62447)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family AIX Local Security Checks.

Upgrading to version 8.4.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityTracker (ID 1033275), Vulnerability Center (SBV-52068) and Tenable (77257). See 77102, 77103, 77104 and 77105 for similar entries.






  • commercial

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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Class: 7pk security
CWE: CWE-254
ATT&CK: T1211

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 77257
Nessus Name: AIX 6.1 TL 8 : libxml2 (IV62447)
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OpenVAS ID: 702978
OpenVAS Name: Debian Security Advisory DSA 2978-1 (libxml2 - security update)
OpenVAS File: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Patch
Status: 🔍

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Upgrade: iOS 8.4.1


08/06/2015 🔍
08/11/2015 +5 days 🔍
08/11/2015 +0 days 🔍
08/13/2015 +2 days 🔍
08/13/2015 +0 days 🔍
08/14/2015 +1 days 🔍
08/14/2015 +0 days 🔍
08/16/2015 +2 days 🔍
08/17/2015 +1 days 🔍
06/10/2022 +2489 days 🔍



Advisory: HT205030
Researcher: Cererdlong
Organization: Alibaba Mobile Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5759 (🔍)
SecurityTracker: 1033275 - Apple iOS Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, and Deny Service and Let Apps Gain Elevated Privileges
Vulnerability Center: 52068 - Apple iOS <8.4.1 Remote Spoofing via a Crafted Website - CVE-2015-5759, Medium
SecurityFocus: 76337 - Apple iOS APPLE-SA-2015-08-13-3 Multiple Security Vulnerabilities

scip Labs:
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Created: 08/14/2015 12:48 PM
Updated: 06/10/2022 06:07 AM
Changes: 08/14/2015 12:48 PM (69), 10/15/2017 11:36 AM (11), 06/10/2022 06:07 AM (4)
Complete: 🔍


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