What is CVE-2022-40305?

CVE-2022-40305 is a critical-severity vulnerability in Canto, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.8/10. Published 2022-09-09.

How severe is CVE-2022-40305?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-40305 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Canto

CVE-2022-40305

A Server-Side Request Forgery issue in Canto Cumulus through 11.1.3 allows attackers to enumerate the internal network, overload network resources, and possibly have unspecified other impact via the server parameter to the /cwc/login login form.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.012 (65.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Canto
N/a — versions n/a

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-40305?: CVE-2022-40305 is a critical-severity vulnerability in Canto, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.8/10. Published 2022-09-09.
How severe is CVE-2022-40305?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-40305 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.