First published: Sun Apr 07 2019(Updated: )
In KDE Trojita 0.7, an attacker in possession of S/MIME or PGP encrypted emails can wrap them as sub-parts within a crafted multipart email. The encrypted part(s) can further be hidden using HTML/CSS or ASCII newline characters. This modified multipart email can be re-sent by the attacker to the intended receiver. If the receiver replies to this (benign looking) email, they unknowingly leak the plaintext of the encrypted message part(s) back to the attacker.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Trojita | =0.7 |
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CVE-2019-10734 has been classified as a medium severity vulnerability.
To mitigate CVE-2019-10734, upgrade to a version of KDE Trojita later than 0.7 that addresses this vulnerability.
CVE-2019-10734 can be exploited by attackers who wrap S/MIME or PGP encrypted emails within crafted multipart emails.
CVE-2019-10734 potentially allows attackers to bypass email encryption protections and manipulate email content.
CVE-2019-10734 affects Trojita version 0.7.