Mozilla Thunderbird vulnerabilities

CVE-2019-11704 [CRITICAL] CWE-787 CVE-2019-11704: A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in icalmemory_strdup_an A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in icalmemory_strdup_and_dequote when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.

CVE-2019-9820 [CRITICAL] CWE-416 CVE-2019-9820: A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

CVE-2019-11693 [CRITICAL] CWE-787 CVE-2019-11693: The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers o The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux. This could result in malicious content freezing a tab or triggering a potentially exploitable crash. *Note: this issue only occurs on Linux. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60.7, Firefox <

CVE-2019-11692 [CRITICAL] CWE-416 CVE-2019-11692: A use-after-free vulnerability can occur when listeners are removed from the event listener manager A use-after-free vulnerability can occur when listeners are removed from the event listener manager while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

CVE-2019-11703 [CRITICAL] CWE-787 CVE-2019-11703: A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in parser_get_next_char A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in parser_get_next_char when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.

CVE-2019-11708 [CRITICAL] CWE-20 CVE-2019-11708: Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes can result in the non-sandboxed parent process opening web content chosen by a compromised child process. When combined with additional vulnerabilities this could result in executing arbitrary code on the user's computer. This vulnerability

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-2019-11706 [HIGH] CWE-843 CVE-2019-11706: A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.

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-2019-11711 [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-2019-9815 [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-2019-11712 [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-2019-11715 [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-2019-11730 [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-2019-9816 [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