Apple iOS up to 10.3.2 Telephony memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.7$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 10.3.2 and classified as critical. The impacted element is an unknown function of the component Telephony. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2017-8248. The attack is only possible within the local network. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Apple iOS up to 10.3.2 (Smartphone Operating System). This vulnerability affects an unknown code of the component Telephony. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow may occur in the processing of a downlink NAS message in Qualcomm Telephony as used in Apple iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation.

The bug was discovered 07/19/2017. The weakness was disclosed 07/19/2017 with Tencent as HT207923 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2017-8248 since 04/25/2017. The attack needs to be initiated within the local network. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 01/04/2021). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A memory corruption issue was addressed with improved memory handling.

Upgrading to version 10.3.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99891†). The entries VDB-104146, VDB-104147, VDB-104143 and VDB-104145 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 9.8
NVD Vector: 🔍

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: Not defined

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 10.3.3

Timelineinfo

04/25/2017 🔍
07/19/2017 +85 days 🔍
07/19/2017 +0 days 🔍
07/19/2017 +0 days 🔍
07/19/2017 +0 days 🔍
07/20/2017 +1 days 🔍
08/16/2017 +27 days 🔍
01/04/2021 +1237 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207923
Organization: Tencent
Status: Confirmed

CVE: CVE-2017-8248 (🔍)
GCVE (CVE): GCVE-0-2017-8248
GCVE (VulDB): GCVE-100-104122
SecurityFocus: 99891 - Apple iOS APPLE-SA-2017-07-19-1 Multiple Security Vulnerabilities
SecurityTracker: 1038950

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

Entryinfo

Created: 07/20/2017 15:07
Updated: 01/04/2021 14:50
Changes: 07/20/2017 15:07 (66), 10/29/2019 15:58 (5), 01/04/2021 14:50 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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