1. Cleus
  2. Zero-days
  3. CVE-2024-8963
Exploited in the wildVPNs, firewalls & gatewaysWork IT

CVE-2024-8963 Ivanti Cloud Services Appliance (CSA): file path flaw

In plain words: The program can be tricked into reading or writing files outside the folder it should stay in. Leaks files such as passwords and settings, or overwrites important ones.

Confirmed exploited by CISA on · US federal patch deadline Oct 10, 2024

What to do

  1. Install Ivanti's security update for Cloud Services Appliance (CSA). If no update exists, follow the vendor's workaround or stop using the product until one ships.
  2. Patch edge devices first — attackers often start scanning for them within hours of a fix.
  3. Never expose the device's admin page to the internet.
  4. After patching a device that was exposed, follow the vendor's compromise checks, end active sessions and change passwords.

Read Ivanti's advisory ↗

Who is affected

Work IT. Aimed mostly at company systems — you are affected through the companies you use, not your own phone.

What's at risk: They face the internet and guard the whole network, so a flaw here can hand attackers a way in — and these devices usually run no antivirus, so break-ins go unnoticed.

The details

Official name
Ivanti Cloud Services Appliance (CSA) Path Traversal Vulnerability
Product
Ivanti Cloud Services Appliance (CSA)
CISA description
Ivanti Cloud Services Appliance (CSA) contains a path traversal vulnerability that could allow a remote, unauthenticated attacker to access restricted functionality. If CVE-2024-8963 is used in conjunction with CVE-2024-8190, an attacker could bypass admin authentication and execute arbitrary commands on the appliance.
Type of flaw
File path flaw (CWE-22)
Confirmed exploited
Sep 19, 2024
US federal patch deadline
Oct 10, 2024

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Answering about CVE-2024-8963 ·

Questions about CVE-2024-8963

Is CVE-2024-8963 being exploited?

Yes. CISA added CVE-2024-8963 to its Known Exploited Vulnerabilities catalog on Sep 19, 2024, which means there is reliable evidence of real-world attacks.

How do I fix CVE-2024-8963?

Install Ivanti's security update for Cloud Services Appliance (CSA). If no update exists, follow the vendor's workaround or stop using the product until one ships. Patch edge devices first — attackers often start scanning for them within hours of a fix.

Am I affected by CVE-2024-8963?

Only if you use Ivanti Cloud Services Appliance (CSA). Aimed mostly at company systems — you are affected through the companies you use, not your own phone.

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