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Multiple serious vulnerabilities have been found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, obtain sensitive information, inject arbitrary code or spoof user interface.

  1. A buffer overflow vulnerability in Direct 3D 9 component can be exploited remotely to cause denial of service;

  2. A vulnerability, related with displaying of RSS feed can be exploited remotely to execute arbitrary code;

  3. A vulnerability, related with crafting CSS in an RSS feed can be exploited remotely to obtain sensitive information;

  4. A vulnerability, related with creating email structure can be exploited remotely to inject arbitrary HTML;

  5. A vulnerability, related with displaying of email address name can be exploited remotely to spoof user interface;

Technical details

NB: This vulnerability does not have any public CVSS rating, so rating can be changed by the time.

Original advisories


Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

CVE list

  • CVE-2017-7846
  • CVE-2017-7847
  • CVE-2017-7848
  • CVE-2017-7829
  • CVE-2017-7845

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Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com

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