8.1

CVE-2018-6340

The Memcache::getextendedstats function can be used to trigger an out-of-bounds read. Exploiting this issue requires control over memcached server hostnames and/or ports. This affects all supported versions of HHVM (3.30 and 3.27.4 and below).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Facebook ≫ Hhvm Version <= 3.27.4
Facebook ≫ Hhvm Version 3.30
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.43% 0.696
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.1 2.2 5.9
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NIST 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CISA-ADP 8.1 2.2 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
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/4bff3bfbe90d10451e4638c2118d1ad1117bb3e3
Patch
Third Party Advisory
https://hhvm.com/blog/2018/12/18/hhvm-3.30.1.html
Third Party Advisory