Apple iOS up to 5.1.1 Mail Attachment authentication spoofing

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

A vulnerability was found in Apple iOS up to 5.1.1 (Smartphone Operating System). It has been declared as critical. This vulnerability affects an unknown part of the component Mail Attachment Handler. The manipulation with an unknown input leads to a authentication spoofing vulnerability. The CWE definition for the vulnerability is CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

Mail in Apple iOS before 6 does not properly handle reuse of Content-ID header values, which allows remote attackers to spoof attachments via a header value that was also used in a previous e-mail message, as demonstrated by a message from a different sender.

The weakness was disclosed 09/19/2012 by Angelo Prado with salesforce.com Product Security Team as APPLE-SA-2012-09-19-1 as confirmed posting (Website). The advisory is shared for download at prod.lists.apple.com. This vulnerability was named CVE-2012-3730 since 06/19/2012. 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 current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/13/2021). 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 62242 (Apple iOS < 6.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mobile Devices.

Upgrading to version 6.0 eliminates this vulnerability. The problem might be mitigated by replacing the product with Google Android as an alternative. 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 (78717) and Tenable (62242). The entries 6213, 6151, 6186 and 6134 are pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 7.1

VulDB Base Score: 8.2
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Authentication spoofing
CWE: CWE-290 / CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62242
Nessus Name: Apple iOS < 6.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 6.0
Alternative: Google Android

Timelineinfo

06/19/2012 🔍
09/19/2012 +92 days 🔍
09/19/2012 +0 days 🔍
09/19/2012 +0 days 🔍
09/19/2012 +0 days 🔍
09/20/2012 +0 days 🔍
09/20/2012 +0 days 🔍
09/21/2012 +1 days 🔍
12/21/2014 +821 days 🔍
04/13/2021 +2305 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2012-09-19-1
Researcher: Angelo Prado
Organization: salesforce.com Product Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-3730 (🔍)
X-Force: 78717 - Apple iOS Mail CVE-2012-3730, Low Risk
Vulnerability Center: 47730 - Apple iOS <6 Mail Remote Spoofing Vulnerability via a Crafted Header Value, Medium
SecurityFocus: 56296 - Apple iPhone/iPad/iPod touch Prior to iOS 6 CVE-2012-3730 Security Bypass Vulnerability
Secunia: 50586 - Apple iOS Multiple Vulnerabilities, Highly Critical
OSVDB: 85626

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

Entryinfo

Created: 09/21/2012 13:45
Updated: 04/13/2021 10:22
Changes: 09/21/2012 13:45 (80), 06/16/2017 04:19 (2), 04/13/2021 10:22 (4)
Complete: 🔍

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