Mozilla Firefox Esr vulnerabilities

CVE-2019-11694 [HIGH] CWE-755 CVE-2019-11694: A vulnerability exists in the Windows sandbox where an uninitialized value in memory can be leaked t A vulnerability exists in the Windows sandbox where an uninitialized value in memory can be leaked to a renderer from a broker when making a call to access an otherwise unavailable file. This results in the potential leaking of information stored at that memory location. *Note: this issue only occurs on Windows. Other operating systems are unaffected.

CVE-2019-9818 [HIGH] CWE-362 CVE-2019-9818: A race condition is present in the crash generation server used to generate data for the crash repor A race condition is present in the crash generation server used to generate data for the crash reporter. This issue can lead to a use-after-free in the main process, resulting in a potentially exploitable crash and a sandbox escape. *Note: this vulnerability only affects Windows. Other operating systems are unaffected.*. This vulnerability affects Thund

CVE-2019-11729 [HIGH] CWE-119 CVE-2019-11729: Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperl Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperly sanitized before being copied into memory and used. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVE-2019-11707 [HIGH] CWE-843 CVE-2019-11707: A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.

CVE-2019-9811 [HIGH] CWE-74 CVE-2019-9811: As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malic As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVE-2019-9815 [HIGH] CWE-203 CVE-2019-9815: If hyperthreading is not disabled, a timing attack vulnerability exists, similar to previous Spectre If hyperthreading is not disabled, a timing attack vulnerability exists, similar to previous Spectre attacks. Apple has shipped macOS 10.14.5 with an option to disable hyperthreading in applications running untrusted code in a thread through a new sysctl. Firefox now makes use of it on the main thread and any worker threads. *Note: users need to update

CVE-2019-11719 [HIGH] CWE-125 CVE-2019-11719: When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to t When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVE-2019-11711 [HIGH] CVE-2019-11711: When an inner window is reused, it does not consider the use of document.domain for cross-origin pro When an inner window is reused, it does not consider the use of document.domain for cross-origin protections. If pages on different subdomains ever cooperatively use document.domain, then either page can abuse this to inject script into arbitrary pages on the other subdomain, even those that did not use document.domain to relax their origin security. This vul

CVE-2019-11712 [HIGH] CWE-352 CVE-2019-11712: POST requests made by NPAPI plugins, such as Flash, that receive a status 308 redirect response can POST requests made by NPAPI plugins, such as Flash, that receive a status 308 redirect response can bypass CORS requirements. This can allow an attacker to perform Cross-Site Request Forgery (CSRF) attacks. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVE-2019-11730 [MEDIUM] CVE-2019-11730: A vulnerability exists where if a user opens a locally saved HTML file, this file can use file: URIs A vulnerability exists where if a user opens a locally saved HTML file, this file can use file: URIs to access other files in the same directory or sub-directories if the names are known or guessed. The Fetch API can then be used to read the contents of any files stored in these directories and they may uploaded to a server. It was demonstrated that in comb

CVE-2019-11717 [MEDIUM] CWE-116 CVE-2019-11717: A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs due to it being used as a separator, allowing for possible spoofing of origin attributes. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVE-2019-11715 [MEDIUM] CWE-79 CVE-2019-11715: Due to an error while parsing page content, it is possible for properly sanitized user input to be m Due to an error while parsing page content, it is possible for properly sanitized user input to be misinterpreted and lead to XSS hazards on web sites in certain circumstances. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVE-2019-9817 [MEDIUM] CWE-346 CVE-2019-9817: Images from a different domain can be read using a canvas object in some circumstances. This could b Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

CVE-2019-11698 [MEDIUM] CWE-20 CVE-2019-11698: If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookm If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data. This allows for the theft of browser history by a malicious site. This

CVE-2019-9816 [MEDIUM] CWE-843 CVE-2019-9816: A possible vulnerability exists where type confusion can occur when manipulating JavaScript objects A possible vulnerability exists where type confusion can occur when manipulating JavaScript objects in object groups, allowing for the bypassing of security checks within these groups. *Note: this vulnerability has only been demonstrated with UnboxedObjects, which are disabled by default on all supported releases.*. This vulnerability affects Thunderbi

CVE-2019-9792 [CRITICAL] CWE-787 CVE-2019-9792: The IonMonkey just-in-time (JIT) compiler can leak an internal JS_OPTIMIZED_OUT magic value to the r The IonMonkey just-in-time (JIT) compiler can leak an internal JS_OPTIMIZED_OUT magic value to the running script during a bailout. This magic value can then be used by JavaScript to achieve memory corruption, which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.

CVE-2019-9788 [CRITICAL] CWE-787 CVE-2019-9788: Mozilla developers and community members reported memory safety bugs present in Firefox 65, Firefox Mozilla developers and community members reported memory safety bugs present in Firefox 65, Firefox ESR 60.5, and Thunderbird 60.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.

CVE-2019-9796 [CRITICAL] CWE-416 CVE-2019-9796: A use-after-free vulnerability can occur when the SMIL animation controller incorrectly registers wi A use-after-free vulnerability can occur when the SMIL animation controller incorrectly registers with the refresh driver twice when only a single registration is expected. When a registration is later freed with the removal of the animation controller element, the refresh driver incorrectly leaves a dangling pointer to the driver's observer array.

CVE-2019-9794 [CRITICAL] CWE-88 CVE-2019-9794: A vulnerability was discovered where specific command line arguments are not properly discarded duri A vulnerability was discovered where specific command line arguments are not properly discarded during Firefox invocation as a shell handler for URLs. This could be used to retrieve and execute files whose location is supplied through these command line arguments if Firefox is configured as the default URI handler for a given URI scheme in third part

CVE-2019-9791 [CRITICAL] CWE-843 CVE-2019-9791: The type inference system allows the compilation of functions that can cause type confusions between The type inference system allows the compilation of functions that can cause type confusions between arbitrary objects when compiled through the IonMonkey just-in-time (JIT) compiler and when the constructor function is entered through on-stack replacement (OSR). This allows for possible arbitrary reading and writing of objects during an exploitable