CVE-2020-26164

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Summary

CVECVE-2020-26164
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-10-07 19:15:00 UTC
Updated2023-01-31 21:44:00 UTC
DescriptionIn 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.

Risk And Classification

Problem Types: CWE-400

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Kde Kdeconnect All All All All
Application Kde Kdeconnect All All All All
Application Opensuse Backports Sle 15.0 sp1 All All
Application Opensuse Backports Sle 15.0 sp2 All All
Application Opensuse Backports Sle 15.0 sp1 All All
Application Opensuse Backports Sle 15.0 sp2 All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All

References

ReferenceSourceLinkTags
Don't brute-force reading the socket · KDE/kdeconnect-kde@8112729 · GitHub MISC github.com Patch, Third Party Advisory
Do not remember more than a few identity packets at a time · KDE/kdeconnect-kde@613899b · GitHub MISC github.com Patch, Third Party Advisory
oss-security - Re: kdeconnect: CVE-2020-26164: multiple security issues in kdeconnectd network daemon MLIST www.openwall.com Third Party Advisory
[security-announce] openSUSE-SU-2020:1650-1: important: Security update SUSE lists.opensuse.org Mailing List, Third Party Advisory
oss-security - kdeconnect: CVE-2020-26164: multiple security issues in kdeconnectd network daemon MLIST www.openwall.com Third Party Advisory
Limit number of connected sockets from unpaired devices · KDE/kdeconnect-kde@542d94a · GitHub MISC github.com Patch, Third Party Advisory
KDE Connect MISC kdeconnect.kde.org Product
Bug 1176268 – AUDIT-0: CVE-2020-26164: kdeconnect-kde: review of default-enabled network service in openSUSE Leap 15.2, Tumbleweed MISC bugzilla.suse.com Issue Tracking, Third Party Advisory
oss-security - Re: kdeconnect: CVE-2020-26164: multiple security issues in kdeconnectd network daemon MLIST www.openwall.com Third Party Advisory
[security-announce] openSUSE-SU-2020:1647-1: important: Security update SUSE lists.opensuse.org Mailing List, Third Party Advisory
Limit identity packets to 8KiB · KDE/kdeconnect-kde@4fbd01a · GitHub MISC github.com Patch, Third Party Advisory
oss-security - Re: kdeconnect: CVE-2020-26164: multiple security issues in kdeconnectd network daemon MLIST www.openwall.com
Do not let lanlink connections stay open for long without authenticating · KDE/kdeconnect-kde@024e5f2 · GitHub MISC github.com Patch, Third Party Advisory
Releases · KDE/kdeconnect-kde · GitHub MISC github.com Release Notes, Third Party Advisory
KDE Connect: Denial of service (GLSA 202101-16) — Gentoo security GENTOO security.gentoo.org
Limit the ports we try to connect to to the port range of KDE Connect · KDE/kdeconnect-kde@ce0f00f · GitHub MISC github.com Patch, Third Party Advisory
kde.org/info/security/advisory-20201002-1.txt CONFIRM kde.org Third Party Advisory, Vendor Advisory
[security-announce] openSUSE-SU-2020:1631-1: important: Security update CONFIRM lists.opensuse.org Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 501595 Alpine Linux Security Update for kdeconnect
  • 690524 Free Berkeley Software Distribution (FreeBSD) Security Update for kdeconnect (c71ed065-0600-11eb-8758-e0d55e2a8bf9)
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