CVE-2023-23603

EUVD-2023-27703
Regular expressions used to filter out forbidden properties and values from style directives in calls to `console.log` weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109, Firefox ESR < 102.7, and Thunderbird < 102.7.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CISA-ADPADP
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
Affected Products (NVD)
VendorProductVersion
mozillafirefox
𝑥
< 109.0
mozillafirefox_esr
𝑥
< 102.7
mozillathunderbird
𝑥
< 102.7
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
133.0.3-1
fixed
firefox-esr
bookworm
128.3.1esr-1~deb12u1
fixed
bookworm (security)
128.5.0esr-1~deb12u1
fixed
bullseye
115.14.0esr-1~deb11u1
fixed
bullseye (security)
128.5.0esr-1~deb11u1
fixed
sid
128.5.1esr-1
fixed
trixie
128.5.0esr-1
fixed
thunderbird
bookworm
1:115.16.0esr-1~deb12u1
fixed
bookworm (security)
1:128.5.0esr-1~deb12u1
fixed
bullseye
1:115.12.0-1~deb11u1
fixed
bullseye (security)
1:128.5.0esr-1~deb11u1
fixed
sid
1:128.5.2esr-1
fixed
trixie
1:128.5.2esr-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
bionic
Fixed 109.0+build2-0ubuntu0.18.04.1
released
focal
Fixed 109.0+build2-0ubuntu0.20.04.1
released
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
ignored
xenial
ignored
mozjs38
bionic
ignored
focal
dne
jammy
dne
kinetic
dne
trusty
dne
xenial
dne
mozjs52
bionic
ignored
focal
ignored
jammy
dne
kinetic
dne
trusty
dne
xenial
dne
mozjs68
bionic
dne
focal
ignored
jammy
dne
kinetic
dne
trusty
dne
xenial
dne
mozjs78
bionic
dne
focal
dne
jammy
ignored
kinetic
ignored
lunar
ignored
mantic
dne
noble
dne
trusty
dne
xenial
dne
mozjs91
bionic
dne
focal
dne
jammy
ignored
kinetic
dne
trusty
dne
xenial
dne
thunderbird
bionic
Fixed 1:102.7.1+build2-0ubuntu0.18.04.1
released
focal
Fixed 1:102.7.1+build2-0ubuntu0.20.04.1
released
jammy
Fixed 1:102.7.1+build2-0ubuntu0.22.04.1
released
kinetic
Fixed 1:102.7.1+build2-0ubuntu0.22.10.1
released
lunar
Fixed 1:102.7.1+build2-0ubuntu1
released
mantic
Fixed 1:102.7.1+build2-0ubuntu1
released
noble
Fixed 1:102.7.1+build2-0ubuntu1
released
trusty
ignored
xenial
ignored
Common Weakness Enumeration
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1800832
https://www.mozilla.org/security/advisories/mfsa2023-01/
https://www.mozilla.org/security/advisories/mfsa2023-02/
https://www.mozilla.org/security/advisories/mfsa2023-03/
https://bugzilla.mozilla.org/show_bug.cgi?id=1800832
https://www.mozilla.org/security/advisories/mfsa2023-01/
https://www.mozilla.org/security/advisories/mfsa2023-02/
https://www.mozilla.org/security/advisories/mfsa2023-03/