MEDIUM
CVE-2020-26164
CWE-400Published: October 7, 2020· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
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.
Technical Analysis
CVE-2020-26164 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (36)
→
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00016.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00018.htmlMailing List · Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2020/10/13/4Mailing List · Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2020/10/13/5Mailing List · Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2020/10/14/1Mailing List · Third Party Advisory
→
https://bugzilla.suse.com/show_bug.cgi?id=1176268Issue Tracking · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/commit/024e5f23db8d8ad3449714b906b46094baaffb89Patch · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/commit/4fbd01a3d44a0bcca888c49a77ec7cfd10e113d7Patch · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/commit/542d94a70c56aa386c8d4d793481ce181b0422e8Patch · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/commit/613899be24b6e2a6b3e5cc719efce8ae8a122991Patch · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/commit/8112729eb0f13e6947984416118531078e65580dPatch · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/commit/ce0f00fc2d3eccb51d0af4eba61a4f60de086a59Patch · Third Party Advisory
→
https://github.com/KDE/kdeconnect-kde/releasesRelease Notes · Third Party Advisory
→
https://kde.org/info/security/advisory-20201002-1.txtThird Party Advisory · Vendor Advisory
Quick Facts
CVE IDCVE-2020-26164
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-400
CISA KEVNo
Affected2 vendor(s)
PublishedOct 7, 2020
Related CVEs (CWE-400)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-26164 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.