7.8

CVE-2020-24356: cloudflare cloudflared Uncontrolled Search Path Element

CVSS: 7.8v3.1HighModified
AliasesGHSA-hgwp-4vp4-qmm2GO-2022-0845
Published 02-10-2020Last modified 17-09-2024
Open JSON

Vulnerability summary

CVE-2020-24356 is a high (CVSS 7.8) Uncontrolled Search Path Element vulnerability in cloudflare cloudflared. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 26.9% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (NVD)
EPSS score
0.35%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 02-10-2020
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

0.35%

Chance of exploitation in the next 30 days

Percentile

27%

Versus all other CVEs

30-day change

0.00 pp

From 0.35% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.35%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Cloudflare1 product
Github.com/cloudflare1 product
  • cloudflared< 0.0.0-20200820025921-9323844ea773

2 vendors · 2 products

References

4 links