What is CVE-2021-27786?

CVE-2021-27786 is a medium-severity vulnerability in Hcl Software Onetest Server, classified under Permissive Cross-domain Policy with Untrusted Domains. CVSS score: 4.6/10. Published 2022-06-09.

How severe is CVE-2021-27786?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Vulnerability in Hcl Software Onetest Server

CVE-2021-27786

Cross-origin resource sharing (CORS) enables browsers to perform cross domain requests in a controlled manner. This request has an Origin header that identifies the domain that is making the initial request and defines the protocol between a browser and server to see if the request is allowed. An attacker can take advantage of this and possibly carry out privileged actions and access sensitive information when the Access-Control-Allow-Credentials is enabled.

EPSS: 0.005 (42.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.

Affected products

Hcl Software Onetest Server — versions 10.0, 10.1, 10.2
Hcltech Onetest_server — versions 10.0, 10.1, 10.2

Weakness classification (CWE)

References

psirt@hcl.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-27786?: CVE-2021-27786 is a medium-severity vulnerability in Hcl Software Onetest Server, classified under Permissive Cross-domain Policy with Untrusted Domains. CVSS score: 4.6/10. Published 2022-06-09.
How severe is CVE-2021-27786?: Medium severity. CVSS v3 base score is 4.6 out of 10.