CVE-2023-23601 – Mozilla: URL being dragged from cross-origin iframe into same tab triggers navigation
https://notcve.org/view.php?id=CVE-2023-23601
Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to website spoofing attacks. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7. The Mozilla Foundation Security Advisory describes this flaw as: Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to website spoofing attacks • https://bugzilla.mozilla.org/show_bug.cgi?id=1794268 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://access.redhat.com/security/cve/CVE-2023-23601 https://bugzilla.redhat.com/show_bug.cgi?id=2162340 • CWE-346: Origin Validation Error CWE-829: Inclusion of Functionality from Untrusted Control Sphere •
CVE-2023-23602 – Mozilla: Content Security Policy wasn't being correctly applied to WebSockets in WebWorkers
https://notcve.org/view.php?id=CVE-2023-23602
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7. The Mozilla Foundation Security Advisory describes this flaw as: A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. • https://bugzilla.mozilla.org/show_bug.cgi?id=1800890 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://access.redhat.com/security/cve/CVE-2023-23602 https://bugzilla.redhat.com/show_bug.cgi?id=2162341 • CWE-754: Improper Check for Unusual or Exceptional Conditions CWE-1385: Missing Origin Validation in WebSockets •
CVE-2023-23603 – Mozilla: Calls to <code>console.log</code> allowed bypasing Content Security Policy via format directive
https://notcve.org/view.php?id=CVE-2023-23603
Regular expressions used to filter out forbidden properties and values from style directives in calls to <code>console.log</code> weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7. The Mozilla Foundation Security Advisory describes this flaw as: 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. • 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://access.redhat.com/security/cve/CVE-2023-23603 https://bugzilla.redhat.com/show_bug.cgi?id=2162343 • CWE-185: Incorrect Regular Expression •
CVE-2023-23605 – Mozilla: Memory safety bugs fixed in Firefox 109 and Firefox ESR 102.7
https://notcve.org/view.php?id=CVE-2023-23605
Memory safety bugs present in Firefox 108 and Firefox ESR 102.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7. The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1764921%2C1802690%2C1806974 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://access.redhat.com/security/cve/CVE-2023-23605 https://bugzilla.redhat.com/show_bug.cgi?id=2162344 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •
CVE-2021-4221
https://notcve.org/view.php?id=CVE-2021-4221
If a domain name contained a RTL character, it would cause the domain to be rendered to the right of the path. This could lead to user confusion and spoofing attacks. <br>*This bug only affects Firefox for Android. Other operating systems are unaffected.*<br>*Note*: Due to a clerical error this advisory was not included in the original announcement, and was added in Feburary 2022. • https://bugzilla.mozilla.org/show_bug.cgi?id=1704422 https://www.mozilla.org/security/advisories/mfsa2021-38 •