CVE-2021-30246
CRITICALCVSS 9.1/10EPSS 0.96%
Last modified
CVE-2021-30246 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. In the jsrsasign package through 10.1.13 for Node.js, some invalid RSA PKCS#1 v1.5 signatures are mistakenly recognized to be valid. NOTE: there is no known practical attack.. EPSS estimates a 0.96% chance of exploitation in the next 30 days.
Description
In the jsrsasign package through 10.1.13 for Node.js, some invalid RSA PKCS#1 v1.5 signatures are mistakenly recognized to be valid. NOTE: there is no known practical attack.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Kjur | Jsrsasign | <= 10.1.13 |
References
- https://github.com/kjur/jsrsasign/issues/478Third Party Advisory
- https://github.com/kjur/jsrsasign/releases/tag/10.1.13Release Notes, Third Party Advisory
- https://kjur.github.io/jsrsasign/Release Notes, Third Party Advisory
- https://github.com/kjur/jsrsasign/issues/478Third Party Advisory
- https://github.com/kjur/jsrsasign/releases/tag/10.1.13Release Notes, Third Party Advisory
- https://kjur.github.io/jsrsasign/Release Notes, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30246?
In the jsrsasign package through 10.1.13 for Node.js, some invalid RSA PKCS#1 v1.5 signatures are mistakenly recognized to be valid. NOTE: there is no known practical attack.
How severe is CVE-2021-30246?
CVE-2021-30246 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30246?
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.
Are you affected by CVE-2021-30246?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST