CVE-2019-11703

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.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1553820	Exploit Issue Tracking Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-17/	Vendor Advisory
https://security.gentoo.org/glsa/201908-20	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

Information

Published : 2019-07-23 07:15

Updated : 2022-04-18 07:28

NVD link : CVE-2019-11703

Mitre link : CVE-2019-11703

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

mozilla

thunderbird

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