VulnerabilityModified
CVE-2021-3127
NATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access Control because Import Token bindings are mishandled.
HIGH 7.5EPSS 1.45%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
NATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access Control because Import Token bindings are mishandled.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.45% probability · 72th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-755
- Affected
- linuxfoundation/nats-server · nats/jwt library
- Source
- cve@mitre.org
References
- https://advisories.nats.io/CVE/CVE-2021-3127.txtExploit, Vendor Advisory
- https://advisories.nats.io/CVE/CVE-2021-3127.txtExploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.