CVE-2021-32639 - CVE House
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Status published High CVE-2021-32639

Server-Side Request Forgery (SSRF) in emissary:emissary

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

NationalSecurityAgency

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Affected Software

emissary
Vulnerable Versions:
<= 6.4.0

Timeline

Official Publish: July 2nd, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L

Weaknesses (CWE)

CWE-918

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1213 Data from Information Repositories
Collection
T1005 Data from Local System
Collection
T1046 Network Service Discovery
Discovery