Vulnerability Details : CVE-2016-1856
WebKit, as used in Apple iOS before 9.3.2, Safari before 9.1.1, and tvOS before 9.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-1854, CVE-2016-1855, and CVE-2016-1857.
Vulnerability category: OverflowMemory CorruptionExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2016-1856
Probability of exploitation activity in the next 30 days: 0.50%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 74 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-1856
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2016-1856
-
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.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-1856
-
http://www.zerodayinitiative.com/advisories/ZDI-16-342
ZDI-16-342 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
http://packetstormsecurity.com/files/137229/WebKitGTK-Code-Execution-Denial-Of-Service-Memory-Corruption.html
WebKitGTK+ Code Execution / Denial Of Service / Memory Corruption ≈ Packet StormThird Party Advisory;VDB Entry
-
http://lists.apple.com/archives/security-announce/2016/May/msg00005.html
Apple - Lists.apple.comMailing List;Vendor Advisory
-
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html
Apple - Lists.apple.comMailing List;Vendor Advisory
-
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html
Apple - Lists.apple.comMailing List;Vendor Advisory
-
http://www.securitytracker.com/id/1035888
Apple Safari Bugs Let Remote Users Obtain Potentially Sensitive Information Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
-
https://support.apple.com/HT206565
About the security content of Safari 9.1.1 - Apple SupportVendor Advisory
-
http://www.securityfocus.com/archive/1/538522/100/0/threaded
SecurityFocusThird Party Advisory;VDB Entry
-
https://support.apple.com/HT206568
About the security content of iOS 9.3.2 - Apple SupportVendor Advisory
-
https://support.apple.com/HT206564
About the security content of tvOS 9.2.1 - Apple SupportVendor Advisory
Products affected by CVE-2016-1856
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:a:webkitgtk:webkitgtk\+:*:*:*:*:*:*:*:*