CVE-2020-24356

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

`cloudflared` versions prior to 2020.8.1 contain a local privilege escalation vulnerability on Windows systems. When run on a Windows system, `cloudflared` searches for configuration files which could be abused by a malicious entity to execute commands as a privileged user. Version 2020.8.1 fixes this issue.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-427

Affected software

Vendor	Product	Versions
Cloudflare	cloudflared	>= unspecified, < 2020.8.1

References

https://github.com/cloudflare/cloudflared/security/advisories/GHSA-hgwp-4vp4-qmm2Third Party Advisory
https://github.com/cloudflare/cloudflared/security/advisories/GHSA-hgwp-4vp4-qmm2Third Party Advisory

Timeline

Published: Oct 2, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-243597.5HashiCorp vault-ssh-helper up to and including version 0.1.6 incorrectly accepted Vault-issued SSH OTPs for the subnet in which a host's net CVE-2020-243607.4An issue with ARP packets in Arista’s EOS affecting the 7800R3, 7500R3, and 7280R3 series of products may result in issues that cause a kern CVE-2020-243619.8SNMPTT before 1.4.2 allows attackers to execute shell code via EXEC, PREXEC, or unknown_trap_exec.CVE-2020-243638.8TP-Link TL-WA855RE V5 20200415-rel37464 devices allow an unauthenticated attacker (on the same network) to submit a TDDP_RESET POST request CVE-2020-243648.8MineTime through 1.8.5 allows arbitrary command execution via the notes field in a meeting. Could lead to RCE via meeting invite.CVE-2020-243658.8An issue was discovered on Gemtek WRTM-127ACN 01.01.02.141 and WRTM-127x9 01.01.02.127 devices. The Monitor Diagnostic network page allows a CVE-2020-243663.3Sensitive information could be disclosed in the JetBrains YouTrack application before 2020.2.0 for Android via application backups.CVE-2020-243677.8Incorrect file permissions in BlueStacks 4 through 4.230 on Windows allow a local attacker to escalate privileges by modifying a file that i CVE-2020-243687.5Icinga Icinga Web2 2.0.0 through 2.6.4, 2.7.4 and 2.8.2 has a Directory Traversal vulnerability which allows an attacker to access arbitrary CVE-2020-243697.5ldebug.c in Lua 5.4.0 attempts to access debug information via the line hook of a stripped function, leading to a NULL pointer dereference.CVE-2020-243705.3ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).CVE-2020-243715.3lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectga