cbcvebase.
CVE-2020-1919
published 2021-03-10

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…

PriorityP341high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
EPSS
1.22%
64.8th percentile
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.

Affected

11 ranges
VendorProductVersion rangeFixed in
facebookhhvm< 4.56.34.56.3
facebookhhvm
facebookhhvm
facebookhhvm
facebookhhvm
facebookhhvm
facebookhhvm>= 4.57.0 < unspecifiedunspecified
facebookhhvm>= 4.57.0 < 4.80.24.80.2
facebookhhvm>= 4.81.0 < unspecifiedunspecified
facebookhhvm>= 4.81.0 < 4.93.24.93.2
facebookhhvm>= unspecified < 4.56.34.56.3

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
osv7.5HIGH
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