CVE-2024-27975 Use after free in Avalanche

What is CVE-2024-27975?

CVE-2024-27975 is a high-severity use after free vulnerability in Ivanti Avalanche, published on 19 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An Use-after-free vulnerability in WLAvalancheService component of Ivanti Avalanche before 6.4.3 allows a remote authenticated attacker to execute arbitrary commands as SYSTEM.

Weakness: CWE-416

Which versions are affected by CVE-2024-27975?

It affects 1 product.

Products include Ivanti Avalanche.

How do I fix CVE-2024-27975?

No fix has been published for CVE-2024-27975 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2024-27975 being exploited?

There is no known exploitation of CVE-2024-27975 in the wild and no public exploit code.

Other vulnerabilities in Ivanti Avalanche

• CVE-2023-38036 Memory corruption in Avalanche Critical 9.8
• CVE-2024-24996 Memory corruption in Avalanche Critical 9.8
• CVE-2024-29204 Memory corruption in Avalanche Critical 9.8
• CVE-2023-41727 Memory corruption in Wavelink Critical 9.8
• CVE-2023-46216 Memory corruption in Wavelink Critical 9.8

All Ivanti Avalanche vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-mr7r-xrwf-p8ph.