CVE-2023-0567

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, password_verify() function may accept some invalid Blowfish hashes as valid. If such invalid hash ever ends up in the password database, it may lead to an application allowing any password for this entry as valid.

ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.7 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
phpCNA
7.7 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVEADP
---
---
CISA-ADPADP
8.1 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 8%
VendorProductVersion
php_groupphp
80.28 <
𝑥
< 80.28
php_groupphp
8.1.16 <
𝑥
< 8.1.16
php_groupphp
8.2.3 <
𝑥
< 8.2.3
phpphp
8.0.0 ≤
𝑥
< 8.0.28
phpphp
8.1.0 ≤
𝑥
< 8.1.16
phpphp
8.2.0 ≤
𝑥
< 8.2.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
php7.4
bullseye
7.4.33-1+deb11u5
fixed
bullseye (security)
7.4.33-1+deb11u7
fixed
php8.2
bookworm
8.2.24-1~deb12u1
fixed
bookworm (security)
8.2.26-1~deb12u1
fixed
trixie
8.2.27-1
fixed
sid
8.2.27-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
php5
kinetic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
ignored
php7.0
kinetic
dne
jammy
dne
focal
dne
bionic
dne
xenial
Fixed 7.0.33-0ubuntu0.16.04.16+esm6
released
trusty
dne
php7.2
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 7.2.24-0ubuntu0.18.04.17
released
xenial
dne
trusty
dne
php7.4
kinetic
dne
jammy
dne
focal
Fixed 7.4.3-4ubuntu2.18
released
bionic
dne
xenial
dne
trusty
dne
php8.1
oracular
dne
noble
dne
mantic
dne
lunar
Fixed 8.1.12-1ubuntu4
released
kinetic
Fixed 8.1.7-1ubuntu3.3
released
jammy
Fixed 8.1.2-1ubuntu2.11
released
focal
dne
bionic
dne
xenial
dne
trusty
dne