National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2020-1892 Detail

Current Description

Insufficient boundary checks when decoding JSON in JSON_parser allows read access to out of bounds memory, potentially leading to information leak and DOS. This issue affects HHVM 4.45.0, 4.44.0, 4.43.0, 4.42.0, 4.41.0, 4.40.0, 4.39.0, versions between 4.33.0 and 4.38.0 (inclusive), versions between 4.9.0 and 4.32.0 (inclusive), and versions prior to 4.8.7.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 8.1 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/facebook/hhvm/commit/dabd48caf74995e605f1700344f1ff4a5d83441d Patch
https://hhvm.com/blog/2020/02/20/security-update.html Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read NIST   Facebook, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
4.8.7
 cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.9.0
Up to (including)
4.32.0
 cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.33.0
Up to (including)
4.38.0
 cpe:2.3:a:facebook:hhvm:4.39.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:facebook:hhvm:4.40.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:facebook:hhvm:4.41.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:facebook:hhvm:4.42.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:facebook:hhvm:4.43.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:facebook:hhvm:4.44.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:facebook:hhvm:4.45.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-1892
NVD Published Date:
03/03/2020
NVD Last Modified:
03/05/2020