Multiple vulnerabilities in Mozilla Thunderbird

Description

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to cause denial of service.

Below is a complete list of vulnerabilities:

1. Heap buffer overflow vulnerability related to icalparser.c can be exploited to cause denial of service;
2. Heap buffer overflow vulnerability related to icalvalue.c can be exploited to cause denial of service;
3. Stack buffer overflow vulnerability related to icalrecur.c can be exploited to cause denial of service;
4. Type confusion vulnerability related to icalproperty.c can be exploited to cause denial of service;

Original advisories

• Mozilla Foundation Security Advisory 2019-17

Exploitation

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

Related products

• Mozilla-Thunderbird

CVE list

• CVE-2019-11703
  critical
• CVE-2019-11704
  critical
• CVE-2019-11705
  critical
• CVE-2019-11706
  warning

Read more

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