Apple iOS up to 8.3 PDF File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 8.3 and classified as critical. The impacted element is an unknown function of the component PDF File Handler. The manipulation results in memory corruption. This vulnerability was named CVE-2015-3724. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Apple iOS up to 8.3 (Smartphone Operating System). Affected is an unknown code of the component PDF File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

CoreGraphics in Apple iOS before 8.4 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted ICC profile in a PDF document, a different vulnerability than CVE-2015-3723.

The weakness was presented 06/30/2015 by Craig Young (WanderingGlitch) with ZDI as HT20494 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2015-3724 since 05/07/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. 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 07/02/2017). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 8.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12212.

The vulnerability is also documented in the databases at X-Force (104376), SecurityFocus (BID 75490†), SecurityTracker (ID 1032761†) and Vulnerability Center (SBV-50787†). See VDB-75568, VDB-76198, VDB-76201 and VDB-76202 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: iOS 8.4
TippingPoint: 🔍

Timelineinfo

05/07/2015 🔍
06/30/2015 +54 days 🔍
06/30/2015 +0 days 🔍
06/30/2015 +0 days 🔍
06/30/2015 +0 days 🔍
07/01/2015 +1 days 🔍
07/01/2015 +0 days 🔍
07/02/2015 +1 days 🔍
07/02/2015 +0 days 🔍
07/02/2017 +731 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT20494
Researcher: Craig Young (WanderingGlitch)
Organization: ZDI
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3724 (🔍)
GCVE (CVE): GCVE-0-2015-3724
GCVE (VulDB): GCVE-100-76248
X-Force: 104376 - Apple iOS CoreGraphics code execution
SecurityFocus: 75490 - Apple iOS APPLE-SA-2015-06-30-1 Multiple Security Vulnerabilities
SecurityTracker: 1032761 - Apple iOS Flaws Let Remote Users Deny Service and Execute Arbitrary Code
Vulnerability Center: 50787 - Apple iOS <8.4 Remote Code Execution or DoS in CoreGraphics, Medium

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

Entryinfo

Created: 07/02/2015 13:20
Updated: 07/02/2017 12:08
Changes: 07/02/2015 13:20 (73), 07/02/2017 12:08 (5)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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