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CVE-2021-4209 is a medium severity vulnerability with a CVSS score of 6.5. No known exploits currently, and patches are available.
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Very low probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input may cause undefined behavior. This flaw leads to a denial of service after authentication in rare circumstances.
| Vendor | Product |
|---|---|
| Netapp | Hci Compute Node |
| Redhat | Enterprise Linux |
| Gnu | Gnutls |
| Netapp | Active Iq Unified Manager |
| Netapp | Hci Bootstrap Os |
| Netapp | Solidfire \& Hci Management Node |