cbcvebase.
CVE-2020-7060
published 2020-02-10

CVE-2020-7060: When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is…

PriorityP349critical9.1CVSS 3.1
AVNACLPRNUINSUCHINAH
EPSS
8.89%
94.6th percentile
When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

Affected

12 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debianphp7.4< php7.4 7.4.2-7 (bullseye)php7.4 7.4.2-7 (bullseye)
opensuseleap
oraclecommunications_diameter_signaling_router8.0 – 8.4
phpphp>= 7.2.0 < 7.2.277.2.27
phpphp>= 7.3.0 < 7.3.147.3.14
phpphp>= 7.4.0 < 7.4.27.4.2
php5php5>= 0 < 5.5.9+dfsg-1ubuntu4.29+esm105.5.9+dfsg-1ubuntu4.29+esm10
php_groupphp>= 7.2.x < 7.2.277.2.27
php_groupphp>= 7.3.x < 7.3.147.3.14
php_groupphp>= 7.4.x < 7.4.27.4.2
tenabletenable.sc< 5.19.05.19.0

CVSS provenance

nvdv3.19.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
nvdv2.06.4MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P
osv9.1CRITICAL
vendor_oracle9.1MEDIUM
vendor_debian6.5MEDIUM
vendor_redhat6.5MEDIUM
vendor_ubuntu6.5MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.