Vulnerability identifier: #VU34051

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-15954

CWE-ID: CWE-319

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
kmail
Client/Desktop applications / Other client software

Vendor: KDE.org

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

KDE KMail 19.12.3 (aka 5.13.3) engages in unencrypted POP3 communication during times when the UI indicates that encryption is in use.

Mitigation
Install update from vendor's website.

Vulnerable software versions

kmail: 19.12.3

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External links
http://bugs.kde.org/show_bug.cgi?id=423426
http://lists.debian.org/debian-lts-announce/2020/07/msg00030.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.