VulnerabilityModified
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.
CRITICAL 9.1EPSS 0.96%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.96% probability · 60th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-347
- Affected
- kjur/jsrsasign
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.