Apple iOS up to 6.1.4 WebKit input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

A vulnerability has been found in Apple iOS up to 6.1.4 (Smartphone Operating System) and classified as critical. This vulnerability affects some unknown functionality of the component WebKit. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Google Chrome before 26.0.1410.43 does not properly handle active content in an EMBED element during a copy-and-paste operation, which allows user-assisted remote attackers to have an unspecified impact via a crafted web site.

The weakness was published 09/18/2013 by Aditya Gupta, Subho Halder and Dev Kar with xys3c as APPLE-SA-2013-09-18-2 iOS 7 as confirmed mailinglist post (Website). The advisory is available at prod.lists.apple.com. The mailinglist post contains:

A cross-site scripting issue existed in the handling of copied and pasted data in HTML documents. This issue was addressed through additional validation of pasted content.
This vulnerability was named CVE-2013-0926 since 01/07/2013. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/25/2021). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 65850 (FreeBSD : chromium -- multiple vulnerabilities (bdd48858-9656-11e2-a9a8-00262d5ed8ee)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 121230 (Apple Safari 6.0.5 Not Installed (APPLE-SA-2013-06-04-2)).

Upgrading to version iOS 7.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.chromium.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (83077) and Tenable (65850). Additional details are provided at zdnet.com. Similar entries are available at 5610, 7790, 8098 and 8099.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 65850
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (bdd48858-9656-11e2-a9a8-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803359
OpenVAS Name: Google Chrome Multiple Vulnerabilities-01 April 2013 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: iOS iOS 7.0
Patch: git.chromium.org

Timelineinfo

01/07/2013 🔍
03/26/2013 +78 days 🔍
03/26/2013 +0 days 🔍
03/28/2013 +2 days 🔍
04/02/2013 +5 days 🔍
09/18/2013 +169 days 🔍
09/18/2013 +0 days 🔍
09/19/2013 +0 days 🔍
09/20/2013 +1 days 🔍
05/25/2021 +2804 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2013-09-18-2 iOS 7
Researcher: Aditya Gupta, Subho Halder, Dev Kar
Organization: xys3c
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-0926 (🔍)
OVAL: 🔍

X-Force: 83077
Vulnerability Center: 38977 - Google Chrome <26.0.1410.43 and Apple iOS<7 and Safari <6.0.5 Remote Code Execution, Medium
SecurityFocus: 58731 - Google Chrome CVE-2013-0926 Unspecified Security Vulnerability
Secunia: 54886 - Apple iOS Multiple Vulnerabilities, Highly Critical

scip Labs: https://www.scip.ch/en/?labs.20150917
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 09/20/2013 10:34
Updated: 05/25/2021 16:38
Changes: 09/20/2013 10:34 (85), 04/26/2017 18:07 (3), 05/25/2021 16:38 (3)
Complete: 🔍

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