#VU63581 Server-Side Request Forgery (SSRF) in draw.io - CVE-2022-1784

Vulnerability identifier: #VU63581

Vulnerability risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2022-1784

CWE-ID: CWE-918

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
draw.io
Client/Desktop applications / Other client software

Vendor: JGraph

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in the remote function of embed2 servlet. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

draw.io: 18.0.0 - 18.0.7

---

External links
https://github.com/jgraph/drawio/commit/c63f3a04450f30798df47f9badbc74eb8a69fbdf
https://huntr.dev/bounties/d1330ce8-cccb-4bae-b9a9-a03b97f444a5

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.