Resource exhaustion in KDE Kdeconnect
CVE-2020-26164
In kdeconnect-kde (aka KDE Connect) before 20.08.2, an attacker on the local network could send crafted packets that trigger use of large amounts of CPU, memory, or network connection slots, aka a Denial of Service attack.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- KDE Kdeconnect
- openSUSE Backports Sle — versions 15.0
- openSUSE Leap — versions 15.1, 15.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- kdeconnect.kde.org/official/ (Product)
- github.com/KDE/kdeconnect-kde/releases (Third Party Advisory, Release Notes)
- bugzilla.suse.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- lists.opensuse.org/opensuse-security-announce/2020-10/msg00014.html (Mailing List, Third Party Advisory)
- github.com/KDE/kdeconnect-kde/commit/ce0f00fc2d3eccb51d0af4eba61a4f60de086a59 (Patch, Third Party Advisory)
- github.com/KDE/kdeconnect-kde/commit/542d94a70c56aa386c8d4d793481ce181b0422e8 (Patch, Third Party Advisory)
- github.com/KDE/kdeconnect-kde/commit/613899be24b6e2a6b3e5cc719efce8ae8a122991 (Patch, Third Party Advisory)
- github.com/KDE/kdeconnect-kde/commit/024e5f23db8d8ad3449714b906b46094baaffb89 (Patch, Third Party Advisory)
- github.com/KDE/kdeconnect-kde/commit/4fbd01a3d44a0bcca888c49a77ec7cfd10e113d7 (Patch, Third Party Advisory)
- github.com/KDE/kdeconnect-kde/commit/8112729eb0f13e6947984416118531078e65580d (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-26164?
- CVE-2020-26164 is a medium-severity vulnerability in KDE Kdeconnect, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2020-10-07.
- How severe is CVE-2020-26164?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-26164 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.