USN-3660-1

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USN-3660-1

Summary: thunderbird vulnerabilities

Details: Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service via application crash, install lightweight themes without user interaction, or execute arbitrary code. (CVE-2018-5150, CVE-2018-5154, CVE-2018-5155, CVE-2018-5159, CVE-2018-5168, CVE-2018-5178) An issue was discovered when processing message headers in Thunderbird. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit this to cause a denial of service via application hang. (CVE-2018-5161) It was discovered encrypted messages could leak plaintext via the src attribute of remote images or links. An attacker could potentially exploit this to obtain sensitive information. (CVE-2018-5162) It was discovered that the filename of an attachment could be spoofed. An attacker could potentially exploit this by tricking the user in to opening an attachment of a different type to the one expected. (CVE-2018-5170) Multiple security issues were discovered in Skia. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code. (CVE-2018-5183) It was discovered that S/MIME encrypted messages with remote content could leak plaintext via a chosen-ciphertext attack. An attacker could potentially exploit this to obtain sensitive information. (CVE-2018-5184) It was discovered that plaintext of decrypted emails could leak by submitting an embedded form. An attacker could potentially exploit this to obtain sensitive information. (CVE-2018-5185)

References: https://ubuntu.com/security/notices/USN-3660-1, https://ubuntu.com/security/CVE-2018-5150, https://ubuntu.com/security/CVE-2018-5154, https://ubuntu.com/security/CVE-2018-5155, https://ubuntu.com/security/CVE-2018-5159, https://ubuntu.com/security/CVE-2018-5161, https://ubuntu.com/security/CVE-2018-5162, https://ubuntu.com/security/CVE-2018-5168, https://ubuntu.com/security/CVE-2018-5170, https://ubuntu.com/security/CVE-2018-5178, https://ubuntu.com/security/CVE-2018-5183, https://ubuntu.com/security/CVE-2018-5184, https://ubuntu.com/security/CVE-2018-5185