Apple iOS up to 10.1.1 Mail 7pk security

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Apple iOS up to 10.1.1. This impacts an unknown function of the component Mail. Such manipulation leads to 7pk security. This vulnerability is documented as CVE-2016-4689. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple iOS up to 10.1.1 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown function of the component Mail. The manipulation with an unknown input leads to a 7pk security vulnerability. Using CWE to declare the problem leads to CWE-254. Impacted is integrity. CVE summarizes:

An issue was discovered in certain Apple products. iOS before 10.2 is affected. The issue involves the "Mail" component, which does not alert the user to an S/MIME email signature that used a revoked certificate.

The bug was discovered 12/13/2016. The weakness was released 12/12/2016 by Miguel Alvarado with NCC Group as HT207422 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2016-4689 since 05/11/2016. 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 10/05/2022). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1211. The advisory points out:

S/MIME policy failed to check if a certificate was valid. This issue was addressed by notifying a user if an email was signed with a revoked certificate.

Upgrading to version 10.2 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 94850†). Entries connected to this vulnerability are available at VDB-93760, VDB-94138, VDB-94129 and VDB-94130. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: 7pk security
CWE: CWE-254
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 10.2

Timelineinfo

05/11/2016 🔍
12/12/2016 +215 days 🔍
12/12/2016 +0 days 🔍
12/12/2016 +0 days 🔍
12/13/2016 +1 days 🔍
12/13/2016 +0 days 🔍
02/20/2017 +69 days 🔍
10/05/2022 +2053 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207422
Researcher: Miguel Alvarado
Organization: NCC Group
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4689 (🔍)
GCVE (CVE): GCVE-0-2016-4689
GCVE (VulDB): GCVE-100-94136
SecurityFocus: 94850 - Apple iOS APPLE-SA-2016-12-12-1 Multiple Security Vulnerabilities
SecurityTracker: 1037429

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

Entryinfo

Created: 12/13/2016 19:41
Updated: 10/05/2022 22:30
Changes: 12/13/2016 19:41 (67), 06/25/2019 09:10 (7), 10/05/2022 22:30 (4)
Complete: 🔍
Cache ID: 216:5F4:103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!