CVE-2019-11930

An invalid free in mb_detect_order can cause the application to crash or potentially result in remote code execution. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://hhvm.com/blog/2019/10/28/security-update.html	Vendor Advisory
https://www.facebook.com/security/advisories/cve-2019-11930	Third Party Advisory
https://github.com/facebook/hhvm/commit/524d2e60cfe910406ec6109e4286d7edd545ab36	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:facebook:hhvm::::::::
	cpe:2.3:a:facebook:hhvm::::::::
	cpe:2.3:a:facebook:hhvm::::::::
	cpe:2.3:a:facebook:hhvm:4.24.0:::::::*
	cpe:2.3:a:facebook:hhvm:4.25.0:::::::*
	cpe:2.3:a:facebook:hhvm:4.26.0:::::::*
	cpe:2.3:a:facebook:hhvm:4.27.0:::::::*
	cpe:2.3:a:facebook:hhvm:4.28.0:::::::*
	cpe:2.3:a:facebook:hhvm:4.28.1:::::::*

Information

Published : 2019-12-04 09:16

Updated : 2020-10-06 11:23

NVD link : CVE-2019-11930

Mitre link : CVE-2019-11930

JSON object : View

CWE

CWE-763

Release of Invalid Pointer or Reference

Products Affected

facebook

hhvm

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9.8 /10