CVE-2023-6206
published 2023-11-21CVE-2023-6206: The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact…
PriorityP425medium5.4CVSS 3.1
AVNACLPRNUIRSUCLILAN
EPSS
0.56%
42.8th percentile
The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Affected
21 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | firefox | < firefox 120.0-1 (sid) | firefox 120.0-1 (sid) |
| debian | firefox-esr | < firefox 120.0-1 (sid) | firefox 120.0-1 (sid) |
| debian | thunderbird | < firefox 120.0-1 (sid) | firefox 120.0-1 (sid) |
| mozilla | firefox | < 120.0 | 120.0 |
| mozilla | firefox | — | — |
| mozilla | firefox | >= 0 < 120.0+build2-0ubuntu0.20.04.1 | 120.0+build2-0ubuntu0.20.04.1 |
| mozilla | firefox | >= 0 < 120.0.1+build1-0ubuntu0.20.04.1 | 120.0.1+build1-0ubuntu0.20.04.1 |
| mozilla | firefox | >= unspecified < 120 | 120 |
| mozilla | firefox_esr | < 115.5.0 | 115.5.0 |
| mozilla | firefox_esr | >= unspecified < 115.5.0 | 115.5.0 |
| mozilla | thunderbird | < 115.5 | 115.5 |
| mozilla | thunderbird | >= 0 < 1:115.5.0-1~deb11u1 | 1:115.5.0-1~deb11u1 |
| mozilla | thunderbird | >= 0 < 1:115.5.0-1~deb12u1 | 1:115.5.0-1~deb12u1 |
| mozilla | thunderbird | >= 0 < 1:115.5.0-1 | 1:115.5.0-1 |
| mozilla | thunderbird | >= 0 < 1:115.5.0-1 | 1:115.5.0-1 |
| mozilla | thunderbird | >= 0 < 1:115.5.0+build1-0ubuntu0.20.04.1 | 1:115.5.0+build1-0ubuntu0.20.04.1 |
| mozilla | thunderbird | >= 0 < 1:115.5.0+build1-0ubuntu0.22.04.1 | 1:115.5.0+build1-0ubuntu0.22.04.1 |
| mozilla | thunderbird | >= unspecified < 115.5 | 115.5 |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
osv6.5MEDIUM
vendor_ubuntu6.5MEDIUM
vendor_debian5.4MEDIUM
vendor_redhat5.4MEDIUM
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Ubuntu
Firefox regressions
vendor_ubuntu·2023-12-04·CVSS 6.5
[MEDIUM] Firefox regressions
Title: Firefox regressions
Summary: USN-6509-1 caused some minor regressions in Firefox.
USN-6509-1 fixed vulnerabilities in Firefox. The update introduced
several minor regressions. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2023-6206,
CVE-2023-6210, CVE-2023-6211, CVE-2023-6212, CVE-2023-6213)
It was discovered that Firefox did not properly manage memory when
images were created on the canvas element. An attacker could potentially
exploit this issue to obtain sensitiv
Ubuntu
Thunderbird vulnerabilities
vendor_ubuntu·2023-11-27·CVSS 6.5
CVE-2023-6206 [MEDIUM] Thunderbird vulnerabilities
Title: Thunderbird vulnerabilities
Summary: Several security issues were fixed in Thunderbird.
Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context, an
attacker could potentially exploit these to cause a denial of service,
obtain sensitive information, bypass security restrictions, cross-site
tracing, or execute arbitrary code. (CVE-2023-6206, CVE-2023-6212)
It was discovered that Thudnerbird did not properly manage memory when
images were created on the canvas element. An attacker could potentially
exploit this issue to obtain sensitive information. (CVE-2023-6204)
It discovered that Thunderbird incorrectly handled certain memory when
using a MessagePort. An attacker could potentially exploit thi
Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2023-11-23·CVSS 6.5
CVE-2023-6207 [MEDIUM] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Several security issues were fixed in Firefox.
Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2023-6206,
CVE-2023-6210, CVE-2023-6211, CVE-2023-6212, CVE-2023-6213)
It was discovered that Firefox did not properly manage memory when
images were created on the canvas element. An attacker could potentially
exploit this issue to obtain sensitive information. (CVE-2023-6204)
It discovered that Firefox incorrectly handled certain memory when using a
MessagePort. An attacker could potentially exploit this issue to cause a
denial of ser
Red Hat
Mozilla: Clickjacking permission prompts using the fullscreen transition
vendor_redhat·2023-11-21·CVSS 5.4
CVE-2023-6206 [MEDIUM] CWE-1021 Mozilla: Clickjacking permission prompts using the fullscreen transition
Mozilla: Clickjacking permission prompts using the fullscreen transition
The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
The Mozilla Foundation Security Advisory describes this flaw as:
The black fade animation when exiting fullscreen is roughly
the length of the anti-clickjacking delay on permission prompts.
It was possible to use this fact to surprise users by luring them
to click where the permission grant button would be about to appear.
Statement: Red Hat Product Security rates the sev
Debian
CVE-2023-6206: firefox - The black fade animation when exiting fullscreen is roughly the length of the an...
vendor_debian·2023·CVSS 5.4
CVE-2023-6206 [MEDIUM] CVE-2023-6206: firefox - The black fade animation when exiting fullscreen is roughly the length of the an...
The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Scope: local
sid: resolved (fixed in 120.0-1)
Mozilla
Mozilla Foundation Security Advisory 2023-49: CVE-2023-6206
vendor_mozilla·CVSS 5.4
CVE-2023-6206 [MEDIUM] Mozilla Foundation Security Advisory 2023-49: CVE-2023-6206
Mozilla Foundation Security Advisory 2023-49
CVE: CVE-2023-6206
Product: Firefox
Impact: high
Fixed in: Firefox 120
Mozilla
Mozilla Foundation Security Advisory 2023-52: CVE-2023-6206
vendor_mozilla·CVSS 5.4
CVE-2023-6206 [MEDIUM] Mozilla Foundation Security Advisory 2023-52: CVE-2023-6206
Mozilla Foundation Security Advisory 2023-52
CVE: CVE-2023-6206
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 115.5
Mozilla
Mozilla Foundation Security Advisory 2023-50: CVE-2023-6206
vendor_mozilla·CVSS 5.4
CVE-2023-6206 [MEDIUM] Mozilla Foundation Security Advisory 2023-50: CVE-2023-6206
Mozilla Foundation Security Advisory 2023-50
CVE: CVE-2023-6206
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 115.5
OSV
firefox regressions
osv·2023-12-04·CVSS 6.5
CVE-2023-6206 [MEDIUM] firefox regressions
firefox regressions
USN-6509-1 fixed vulnerabilities in Firefox. The update introduced
several minor regressions. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2023-6206,
CVE-2023-6210, CVE-2023-6211, CVE-2023-6212, CVE-2023-6213)
It was discovered that Firefox did not properly manage memory when
images were created on the canvas element. An attacker could potentially
exploit this issue to obtain sensitive information. (CVE-2023-6204)
It discovered that Firefox incorrectly
OSV
thunderbird vulnerabilities
osv·2023-11-27·CVSS 6.5
CVE-2023-6206 [MEDIUM] thunderbird vulnerabilities
thunderbird vulnerabilities
Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context, an
attacker could potentially exploit these to cause a denial of service,
obtain sensitive information, bypass security restrictions, cross-site
tracing, or execute arbitrary code. (CVE-2023-6206, CVE-2023-6212)
It was discovered that Thudnerbird did not properly manage memory when
images were created on the canvas element. An attacker could potentially
exploit this issue to obtain sensitive information. (CVE-2023-6204)
It discovered that Thunderbird incorrectly handled certain memory when
using a MessagePort. An attacker could potentially exploit this issue to
cause a denial of service. (CVE-2023-6205)
It discovered
OSV
firefox vulnerabilities
osv·2023-11-23·CVSS 6.5
CVE-2023-6206 [MEDIUM] firefox vulnerabilities
firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2023-6206,
CVE-2023-6210, CVE-2023-6211, CVE-2023-6212, CVE-2023-6213)
It was discovered that Firefox did not properly manage memory when
images were created on the canvas element. An attacker could potentially
exploit this issue to obtain sensitive information. (CVE-2023-6204)
It discovered that Firefox incorrectly handled certain memory when using a
MessagePort. An attacker could potentially exploit this issue to cause a
denial of service. (CVE-2023-6205)
It discovered that Firefox incorrectly di
OSV
CVE-2023-6206: The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts
osv·2023-11-21·CVSS 5.4
CVE-2023-6206 [MEDIUM] CVE-2023-6206: The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts
The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
GHSA
GHSA-68m9-mw54-x3jx: The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts
ghsa_unreviewed·2023-11-21
CVE-2023-6206 [MEDIUM] CWE-1021 GHSA-68m9-mw54-x3jx: The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts
The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox < 115.5, and Thunderbird < 115.5.0.
No detection rules found.
No public exploits indexed.
https://bugzilla.mozilla.org/show_bug.cgi?id=1857430https://lists.debian.org/debian-lts-announce/2023/11/msg00017.htmlhttps://lists.debian.org/debian-lts-announce/2023/11/msg00030.htmlhttps://www.debian.org/security/2023/dsa-5561https://www.mozilla.org/security/advisories/mfsa2023-49/https://www.mozilla.org/security/advisories/mfsa2023-50/https://www.mozilla.org/security/advisories/mfsa2023-52/https://bugzilla.mozilla.org/show_bug.cgi?id=1857430https://lists.debian.org/debian-lts-announce/2023/11/msg00017.htmlhttps://lists.debian.org/debian-lts-announce/2023/11/msg00030.htmlhttps://www.debian.org/security/2023/dsa-5561https://www.mozilla.org/security/advisories/mfsa2023-49/https://www.mozilla.org/security/advisories/mfsa2023-50/https://www.mozilla.org/security/advisories/mfsa2023-52/
2023-11-21
Published