CVE-2021-24000
published 2021-06-24CVE-2021-24000: A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate…
PriorityP410low3.1CVSS 3.1
AVNACHPRNUIRSUCLINAN
EPSS
0.60%
44.6th percentile
A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements (such as ) this could have led to an attack where a user was confused about the origin of the webpage and potentially disclosed information they did not intend to. This vulnerability affects Firefox < 88.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | < firefox 88.0-1 (sid) | firefox 88.0-1 (sid) |
| mozilla | firefox | < 88.0 | 88.0 |
| mozilla | firefox | — | — |
| mozilla | firefox | >= 0 < 88.0+build2-0ubuntu0.16.04.1 | 88.0+build2-0ubuntu0.16.04.1 |
| mozilla | firefox | >= 0 < 88.0+build2-0ubuntu0.18.04.2 | 88.0+build2-0ubuntu0.18.04.2 |
| mozilla | firefox | >= 0 < 88.0+build2-0ubuntu0.20.04.1 | 88.0+build2-0ubuntu0.20.04.1 |
| mozilla | firefox | >= unspecified < 88 | 88 |
CVSS provenance
nvdv3.13.1LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
nvdv2.02.6LOWAV:N/AC:H/Au:N/C:P/I:N/A:N
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian3.1LOW
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GHSA
GHSA-5fpx-ww3h-p9hw: A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a s
ghsa_unreviewed·2022-05-24
CVE-2021-24000 [LOW] GHSA-5fpx-ww3h-p9hw: A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a s
A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements (such as ) this could have led to an attack where a user was confused about the origin of the webpage and potentially disclosed information they did not intend to. This vulnerability affects Firefox < 88.
OSV
firefox vulnerabilities
osv·2021-04-26·CVSS 8.8
CVE-2021-23994 [HIGH] 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, spoof the
browser UI, bypass security restrictions, trick the user into disclosing
confidential information, or execute arbitrary code. (CVE-2021-23994,
CVE-2021-23996, CVE-2021-23997, CVE-2021-23998, CVE-2021-23999,
CVE-2021-24000, CVE-2021-24001, CVE-2021-29945, CVE-2021-29946,
CVE-2021-29947)
A use-after-free was discovered when Responsive Design Mode was
enabled. If a user were tricked into opening a specially crafted
website with Responsive Design Mode enabled, an attacker could
potentially exploit this to cause a denial of service, or execute
arbitrary code. (CVE-2021-2
OSV
CVE-2021-24000: A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a s
osv·2021-04-19·CVSS 3.1
CVE-2021-24000 [LOW] CVE-2021-24000: A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a s
A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements (such as ) this could have led to an attack where a user was confused about the origin of the webpage and potentially disclosed information they did not intend to. This vulnerability affects Firefox < 88.
Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2021-04-26·CVSS 8.8
CVE-2021-24000 [HIGH] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Firefox could be made to crash or run programs as your login if it
opened a malicious website.
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, spoof the
browser UI, bypass security restrictions, trick the user into disclosing
confidential information, or execute arbitrary code. (CVE-2021-23994,
CVE-2021-23996, CVE-2021-23997, CVE-2021-23998, CVE-2021-23999,
CVE-2021-24000, CVE-2021-24001, CVE-2021-29945, CVE-2021-29946,
CVE-2021-29947)
A use-after-free was discovered when Responsive Design Mode was
enabled. If a user were tricked into opening a specially crafted
website with Responsive Design Mode enabled,
Debian
CVE-2021-24000: firefox - A race condition with requestPointerLock() and setTimeout() could have resulted ...
vendor_debian·2021·CVSS 3.1
CVE-2021-24000 [LOW] CVE-2021-24000: firefox - A race condition with requestPointerLock() and setTimeout() could have resulted ...
A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements (such as ) this could have led to an attack where a user was confused about the origin of the webpage and potentially disclosed information they did not intend to. This vulnerability affects Firefox < 88.
Scope: local
sid: resolved (fixed in 88.0-1)
Mozilla
Mozilla Foundation Security Advisory 2021-16: CVE-2021-24000
vendor_mozilla·CVSS 3.1
CVE-2021-24000 [LOW] Mozilla Foundation Security Advisory 2021-16: CVE-2021-24000
Mozilla Foundation Security Advisory 2021-16
CVE: CVE-2021-24000
Product: Firefox
Impact: high
Fixed in: Firefox 88
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-06-24
Published