CVE-2023-46595 Net-NTLM leak via HTML injection in FireFlow VisualFlow workflow editor
Attackers can steal domain credentials and Net-NTLM hashes via HTML injection in the FireFlow workflow editor, enabling relay attacks.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-46595?
CVE-2023-46595 is a medium-severity cross-site scripting vulnerability in Algosec FireFlow, published on 2 Nov 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Net-NTLM leak via HTML injection in FireFlow VisualFlow workflow editor allows an attacker to obtain victim’s domain credentials and Net-NTLM hash which can lead to relay domain attacks. Fixed in A32.20 (b570 or above), A32.50 (b390 or above)
Weakness: CWE-79
Which versions are affected by CVE-2023-46595?
It affects 1 product.
Products include Algosec Fireflow.
How do I fix CVE-2023-46595?
No fix has been published for CVE-2023-46595 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2023-46595 being exploited?
There is no known exploitation of CVE-2023-46595 in the wild and no public exploit code.
Other vulnerabilities in Algosec FireFlow
Sources
Also known as GHSA-9jpv-w64v-mgr2.