Vulnerability · Published Feb 2, 2021 · Assigned by cloudflare

CVE-2020-35152Privilege escalation through unquoted service binary path on Cloudflare WARP for Windows

Medium 4.5

In plain English

A medium-severity security flaw in Cloudflare WARP for Windows from Cloudflare. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).

Severity (CVSS 3.1)4.5Medium

Exploit odds (30 days)0.3%top 79.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Cloudflare WARP for Windows allows privilege escalation due to an unquoted service path. A malicious user or process running with non-administrative privileges can become an administrator by abusing the unquoted service path issue. Since version 1.2.2695.1, the vulnerability was fixed by adding quotes around the service's binary path. This issue affects Cloudflare WARP for Windows, versions prior to 1.2.2695.1.

Affected products (as reported)

Vendor	Product	Versions
Cloudflare	Cloudflare WARP for Windows	unspecified – before 1.2.2695.1

Weakness: CWE-428 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

References

https://github.com/cloudflare/advisories/security/advisories/GHSA-qc57-v5q8-f22h x_refsource_CONFIRM