Apple iOS up to 10.0.3 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.9$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple iOS up to 10.0.3. This issue affects some unknown processing of the component WebKit. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2016-4677. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple iOS up to 10.0.3 (Smartphone Operating System). This issue affects some unknown functionality of the component WebKit. 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, integrity, and availability.

The weakness was presented 10/24/2016 as HT207271 as confirmed advisory (Website) via ZDI (Zero Day Initiative). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2016-4677. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/28/2022). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 94337 (Apple TV < 10.0.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370174 (Apple Safari 10.0.1 Not Installed (APPLE-SA-2016-10-24-3)).

Upgrading to version 10.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (94337) and SecurityFocus (BID 93853†). See VDB-93042, VDB-93046, VDB-93047 and VDB-93052 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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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: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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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: 94337
Nessus Name: Apple TV < 10.0.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800486
OpenVAS Name: Apple Safari Code Execution And Information Disclosure Vulnerabilities Feb17
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 10.1

Timelineinfo

05/11/2016 🔍
10/24/2016 +166 days 🔍
10/24/2016 +0 days 🔍
10/25/2016 +1 days 🔍
02/20/2017 +118 days 🔍
09/28/2022 +2046 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207271
Status: Confirmed

CVE: CVE-2016-4677 (🔍)
GCVE (CVE): GCVE-0-2016-4677
GCVE (VulDB): GCVE-100-93053
SecurityFocus: 93853
SecurityTracker: 1037087

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

Entryinfo

Created: 10/25/2016 08:55
Updated: 09/28/2022 10:24
Changes: 10/25/2016 08:55 (47), 04/19/2017 10:32 (19), 09/28/2022 10:12 (4), 09/28/2022 10:18 (11), 09/28/2022 10:24 (1)
Complete: 🔍
Cache ID: 216:959:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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