Apple iOS up to 5.1.1 FreeType memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 5.1.1 and classified as problematic. The impacted element is an unknown function of the component FreeType. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2012-1141. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 5.1.1 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown code of the component FreeType. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, and availability. CVE summarizes:

FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service (invalid heap read operation and memory corruption) or possibly execute arbitrary code via a crafted ASCII string in a BDF font.

The weakness was disclosed 09/19/2012 as APPLE-SA-2012-09-19-1 as not defined posting (Website). The advisory is shared for download at prod.lists.apple.com. This vulnerability is handled as CVE-2012-1141 since 02/14/2012. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (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 58665 (CentOS 5 / 6 : freetype (CESA-2012:0467)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165463 (SUSE Enterprise Linux Security Update for freetype2 (SUSE-SU-2012:0483-2)).

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 Tenable (58665), SecurityFocus (BID 52318†), Secunia (SA48918†) and SecurityTracker (ID 1026765†). The entries VDB-6213, VDB-6151, VDB-6186 and VDB-6134 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 7.8

VulDB Base Score: 8.2
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 58665
Nessus Name: CentOS 5 / 6 : freetype (CESA-2012:0467)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 71269
OpenVAS Name: FreeBSD Ports: firefox
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 6.0
Alternative: Google Android

Timelineinfo

02/14/2012 🔍
03/06/2012 +20 days 🔍
04/11/2012 +36 days 🔍
04/19/2012 +8 days 🔍
04/25/2012 +6 days 🔍
09/19/2012 +147 days 🔍
09/19/2012 +0 days 🔍
09/21/2012 +1 days 🔍
04/13/2021 +3126 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2012-09-19-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-1141 (🔍)
GCVE (CVE): GCVE-0-2012-1141
GCVE (VulDB): GCVE-100-6332

OVAL: 🔍

SecurityFocus: 52318
Secunia: 48918 - SUSE update for freetype2, Moderately Critical
SecurityTracker: 1026765

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

Entryinfo

Created: 09/21/2012 13:45
Updated: 04/13/2021 09:04
Changes: 09/21/2012 13:45 (71), 05/01/2018 11:22 (8), 04/13/2021 09:04 (4)
Complete: 🔍
Cache ID: 216:D03:103

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