Mozilla Firefox Esr vulnerabilities

CVE-2023-4052 [MEDIUM] CWE-59 CVE-2023-4052: The Firefox updater created a directory writable by non-privileged users. When uninstalling Firefox, The Firefox updater created a directory writable by non-privileged users. When uninstalling Firefox, any files in that directory would be recursively deleted with the permissions of the uninstalling user account. This could be combined with creation of a junction (a form of symbolic link) to allow arbitrary file deletion controlled by the non-privilege

CVE-2023-4054 [MEDIUM] CVE-2023-4054: When opening appref-ms files, Firefox did not warn the user that these files may contain malicious c When opening appref-ms files, Firefox did not warn the user that these files may contain malicious code. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 116, Firefox ESR < 102.14, Firefox ESR < 115.1, Thunderbird < 102.14, and Thunderbird < 115.1.

CVE-2023-4053 [MEDIUM] CWE-59 CVE-2023-4053: A website could have obscured the full screen notification by using a URL with a scheme handled by a A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.

CVE-2023-4045 [MEDIUM] CWE-346 CVE-2023-4045: Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

CVE-2023-3600 [HIGH] CWE-416 CVE-2023-3600: During the worker lifecycle, a use-after-free condition could have occurred, which could have led to During the worker lifecycle, a use-after-free condition could have occurred, which could have led to a potentially exploitable crash. This vulnerability affects Firefox < 115.0.2, Firefox ESR < 115.0.2, and Thunderbird < 115.0.1.

CVE-2023-37201 [HIGH] CWE-416 CVE-2023-37201: An attacker could have triggered a use-after-free condition when creating a WebRTC connection over H An attacker could have triggered a use-after-free condition when creating a WebRTC connection over HTTPS. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

CVE-2023-37211 [HIGH] CWE-787 CVE-2023-37211: Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. Some of these Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. 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 < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

CVE-2023-37208 [HIGH] CWE-434 CVE-2023-37208: When opening Diagcab files, Firefox did not warn the user that these files may contain malicious cod When opening Diagcab files, Firefox did not warn the user that these files may contain malicious code. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

CVE-2023-37202 [HIGH] CWE-416 CVE-2023-37202: Cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartmen Cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartments to be stored in the main compartment resulting in a use-after-free. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

CVE-2023-37207 [MEDIUM] CWE-470 CVE-2023-37207: A website could have obscured the fullscreen notification by using a URL with a scheme handled by an A website could have obscured the fullscreen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

CVE-2023-29542 [CRITICAL] CVE-2023-29542: A newline in a filename could have been used to bypass the file extension security mechanisms that r A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious file extensions such as .lnk with .download. This could have led to accidental execution of malicious code. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerab

CVE-2023-29531 [CRITICAL] CWE-787 CVE-2023-29531: An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory cor An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash. *This bug only affects Firefox and Thunderbird for macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.

CVE-2023-34416 [CRITICAL] CWE-787 CVE-2023-34416: Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. Some of these Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. 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 ESR < 102.12, Firefox < 114, and Thunderbird < 102.12.

CVE-2023-32214 [HIGH] CVE-2023-32214: Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of servic Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVE-2023-29545 [MEDIUM] CVE-2023-29545: Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing en Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those in the context of the current user. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR

CVE-2023-29532 [MEDIUM] CVE-2023-29532: A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. The update file can be replaced after the signature check, before the use, because the write-lock requested by the service does not work on a SMB server. *Note: This attack requires local syste

CVE-2023-34414 [LOW] CWE-295 CVE-2023-34414: The error page for sites with invalid TLS certificates was missing the activation-delay Firefox uses The error page for sites with invalid TLS certificates was missing the activation-delay Firefox uses to protect prompts and permission dialogs from attacks that exploit human response time delays. If a malicious page elicited user clicks in precise locations immediately before navigating to a site with a certificate error and made the renderer extremel

CVE-2023-29536 [HIGH] CWE-416 CVE-2023-29536: An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-con An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruption, or a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.

CVE-2023-32213 [HIGH] CWE-908 CVE-2023-32213: When reading a file, an uninitialized value could have been used as read limit. This vulnerability a When reading a file, an uninitialized value could have been used as read limit. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVE-2023-32215 [HIGH] CWE-787 CVE-2023-32215: Mozilla developers and community members Gabriele Svelto, Andrew Osmond, Emily McDonough, Sebastian Mozilla developers and community members Gabriele Svelto, Andrew Osmond, Emily McDonough, Sebastian Hengst, Andrew McCreight and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 112 and Firefox ESR 102.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been