Vulnerability identifier: #VU37559

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-6790

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
plasma-workspace
Client/Desktop applications / Other client software

Vendor: KDE.org

Description

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

An issue was discovered in KDE Plasma Workspace before 5.12.0. dataengines/notifications/notificationsengine.cpp allows remote attackers to discover client IP addresses via a URL in a notification, as demonstrated by the src attribute of an IMG element.

Mitigation
Install update from vendor's website.

Vulnerable software versions

plasma-workspace: 5.0.0 - 5.11.95

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External links
http://access.redhat.com/errata/RHSA-2019:2141
http://cgit.kde.org/plasma-workspace.git/commit/?id=5bc696b5abcdb460c1017592e80b2d7f6ed3107c
http://cgit.kde.org/plasma-workspace.git/commit/?id=8164beac15ea34ec0d1564f0557fe3e742bdd938
http://phabricator.kde.org/D10188
http://www.kde.org/announcements/plasma-5.11.5-5.12.0-changelog.php

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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.