7.5

CVE-2020-1919

Incorrect bounds calculations in substr_compare could lead to an out-of-bounds read when the second string argument passed in is longer than the first. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Facebook ≫ Hhvm Version < 4.56.3
Facebook ≫ Hhvm Version >= 4.57.0 < 4.80.2
Facebook ≫ Hhvm Version >= 4.81.0 < 4.93.2
Facebook ≫ Hhvm Version4.94.0
Facebook ≫ Hhvm Version4.95.0
Facebook ≫ Hhvm Version4.96.0
Facebook ≫ Hhvm Version4.97.0
Facebook ≫ Hhvm Version4.98.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.22% 0.647
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://github.com/facebook/hhvm/commit/08193b7f0cd3910256e00d599f0f3eb2519c44ca
Patch
Third Party Advisory
https://hhvm.com/blog/2021/02/25/security-update.html
Vendor Advisory
Release Notes