CVE-2021-3580
Last modified
CVE-2021-3580 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 2.69% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nettle Project | Nettle | < 3.7.3 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Netapp | Ontap Select Deploy Administration Utility | All versions |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1967983Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/09/msg00008.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211104-0006/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1967983Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/09/msg00008.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20211104-0006/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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