Multiple vulnerabilities in Mozilla Thunderbird

Description

Multiple serious vulnerabilities have been found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code or bypass security restrictions.

1. A use-after-free vulnerability can be exploited remotely to cause denial of service;
2. A vulnerability in Resource Timing API can be exploited remotely via service error to bypass security restrictions;
3. Multiple memory corruption vulnerabilities which occur because of memory safety bugs can be exploited remotely to execute arbitrary code;

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Technical details

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

Original advisories

• Mozilla Foundation Security Advisory 2017-26

Related products

• Mozilla-Thunderbird

CVE list

• CVE-2017-7826
  critical
• CVE-2017-7828
  critical
• CVE-2017-7830
  warning

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