CVE-2021-28117 The advisory has been revoked - it doesn't affect any version of package plasma-discover (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN9-PLASMADISCOVER-1085013
- published11 Mar 2021
- disclosed20 Mar 2021
Introduced: 11 Mar 2021
CVE-2021-28117 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream plasma-discover package and not the plasma-discover package as distributed by Debian.
libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before 5.21.3 automatically creates links to potentially dangerous URLs (that are neither https:// nor http://) based on the content of the store.kde.org web site. (5.18.7 is also a fixed version.)
References
- https://security-tracker.debian.org/tracker/CVE-2021-28117
- https://invent.kde.org/plasma/discover/commit/94478827aab63d2e2321f0ca9ec5553718798e60
- https://kde.org/info/security/advisory-20210310-1.txt
- https://github.com/KDE/discover/releases
- https://userbase.kde.org/Discover
- https://github.com/KDE/discover/commit/fcd3b30552bf03a384b1a16f9bb8db029c111356