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 CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.36% 0.577
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.