SSRF in Nationalsecurityagency Emissary
CVE-2021-32639
Emissary is a P2P-based, data-driven workflow engine. Emissary version 6.4.0 is vulnerable to Server-Side Request Forgery (SSRF). In particular, the `RegisterPeerAction` endpoint and the `AddChildDirectoryAction` endpoint are vulnerable to SSRF. This vulnerability may lead to credential leaks. Emissary version 7.0 contains a patch. As a workaround, disable network access to Emissary from untrusted sources.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.014 (69.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L.
Affected products
- Nationalsecurityagency Emissary — versions <= 6.4.0
- Nsa Emissary
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-32639?
- CVE-2021-32639 is a high-severity vulnerability in Nationalsecurityagency Emissary, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.2/10. Published 2021-07-02.
- How severe is CVE-2021-32639?
- High severity. CVSS v3 base score is 7.2 out of 10.