CVE-2021-33589
HIGHCVSS 7.5/10EPSS 0.49%
Last modified
CVE-2021-33589 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.. EPSS estimates a 0.49% chance of exploitation in the next 30 days.
Description
Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ribose | Rnp | < 0.15.1 |
References
- https://open.ribose.com/advisories/ra-2021-05-30/#CVE-2021-33589Exploit, Vendor Advisory
- https://www.ribose.com/feedback/securityBroken Link
- https://open.ribose.com/advisories/ra-2021-05-30/#CVE-2021-33589Exploit, Vendor Advisory
- https://www.ribose.com/feedback/securityBroken Link
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-33589?
Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than on the tin of the algorithm.
How severe is CVE-2021-33589?
CVE-2021-33589 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2021-33589?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-33580User controlled `request.getHeader("Referer")`, `request.get…7.5
- CVE-2021-33581MashZone NextGen through 10.7 GA has an SSRF vulnerability t…7.2
- CVE-2021-33582Cyrus IMAP before 3.4.2 allows remote attackers to cause a d…7.5
- CVE-2021-33583REINER timeCard 6.05.07 installs a Microsoft SQL Server with…9.8
- CVE-2021-33586InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (…4.3
- CVE-2021-33587The css-what package 4.0.0 through 5.0.0 for Node.js does no…7.5
- CVE-2021-33590GattLib 0.3-rc1 has a stack-based buffer over-read in get_de…9.8
- CVE-2021-33591An exposed remote debugging port in Naver Comic Viewer prior…8.8
- CVE-2021-33592NAVER Toolbar before 4.0.30.323 allows remote attackers to e…9.8
- CVE-2021-33593Whale browser for iOS before 1.14.0 has an inconsistent user…5.3
- CVE-2021-33594An address bar spoofing vulnerability was discovered in Safe…3.5
- CVE-2021-33595A address bar spoofing vulnerability was discovered in Safe …3.5
Are you affected by CVE-2021-33589?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST