Vulnerability Name:

CVE-2016-4657 (CCN-116358)

Assigned:2016-08-25
Published:2016-08-25
Updated:2018-06-08
Summary:WebKit in Apple iOS before 9.3.5 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
8.2 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
8.2 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2016-4657

Source: APPLE
Type: Mailing List, Vendor Advisory
APPLE-SA-2016-08-25-1

Source: CCN
Type: SECTRACK ID: 1036694
Apple iOS WebKit Flaws Let Remote Users Execute Arbitrary Code and Applications Obtain Kernel Memory Contents and Gain Elevated Privileges

Source: BID
Type: UNKNOWN
92653

Source: CCN
Type: BID-92653
WebKit CVE-2016-4657 Unspecified Memory Corruption Vulnerability

Source: SECTRACK
Type: UNKNOWN
1036694

Source: MISC
Type: UNKNOWN
https://blog.lookout.com/blog/2016/08/25/trident-pegasus/

Source: XF
Type: UNKNOWN
apple-ios-cve20164657-code-exec(116358)

Source: CCN
Type: Packet Storm Security [06-04-2018]
WebKit not_number defineProperties Use-After-Free

Source: CCN
Type: Apple Web site
About the security content of iOS 9.3.5

Source: CCN
Type: Apple security document HT207131
About the security content of Safari 9.1.3

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/HT207107

Source: EXPLOIT-DB
Type: UNKNOWN
44836

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-4657

Source: MISC
Type: UNKNOWN
https://www.youtube.com/watch?v=xkdPjbaLngE

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version <= 9.3.4)

    • Configuration CCN 1:
  • cpe:/o:apple:ios:9.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20164657000
    V
    		CVE-2016-4657 on Ubuntu 12.04 LTS (precise) - medium.
    2016-08-25
    oval:com.ubuntu.trusty:def:20164657000
    V
    		CVE-2016-4657 on Ubuntu 14.04 LTS (trusty) - medium.
    2016-08-25
    oval:com.ubuntu.xenial:def:20164657000
    V
    		CVE-2016-4657 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-08-25
    oval:com.ubuntu.xenial:def:201646570000000
    V
    		CVE-2016-4657 on Ubuntu 16.04 LTS (xenial) - medium.
    2016-08-25
    BACK
    apple iphone os *
    apple ios 9.3