Vulnerability Description
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nettle Project | Nettle | < 3.7.3 |
| Redhat | Enterprise Linux | 7.0 |
| Debian | Debian Linux | 9.0 |
| Netapp | Ontap Select Deploy Administration Utility | - |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1967983Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/09/msg00008.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202401-24
- https://security.netapp.com/advisory/ntap-20211104-0006/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1967983Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/09/msg00008.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202401-24
- https://security.netapp.com/advisory/ntap-20211104-0006/Third Party Advisory
FAQ
What is CVE-2021-3580?
CVE-2021-3580 is a vulnerability with a CVSS score of 7.5 (HIGH). A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and...
How severe is CVE-2021-3580?
CVE-2021-3580 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3580?
Check the references section above for vendor advisories and patch information. Affected products include: Nettle Project Nettle, Redhat Enterprise Linux, Debian Debian Linux, Netapp Ontap Select Deploy Administration Utility.