CVE-2021-3127 — Improper Handling of Exceptional Conditions in Nats-io JWT

CWE-755 — Improper Handling of Exceptional ConditionsCWE-863 — Incorrect Authorization9 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.3%
top 47.51%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Github.com Nats-io JWTGithub.com Nats-io JWT V2Github.com Nats-io Nats-server V2+4 more
Timeline
PublishedMar 16
Latest updateMar 5

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 vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages7 packages

▶NVDnats/jwt_library< 2.0.1
▶debiandebian/nats-server< golang-github-nats-io-jwt 2.2.0-1 (bookworm)
▶NVDlinuxfoundation/nats-server2.0.0 — 2.2.0
▶Gogithub.com/nats-io_jwt< 1.2.3-0.20210314221642-a826c77dc9d2+1

🔴Vulnerability Details

6
OSV
Import token permissions checking not enforced in github.com/nats-io/jwt↗2022-07-01
▶
OSV
nats-io/jwt not enforcing checking of Import token permissions↗2022-02-15
▶
OSV
Duplicate Advisory: Incorrect Access Control in github.com/nats-io/jwt and github.com/nats-io/nats-server/v2↗2022-02-15
▶
GHSA
nats-io/jwt not enforcing checking of Import token permissions↗2022-02-15
▶
OSV
github.com/nats-io/nats-server Import token permissions checking not enforced↗2021-05-21
▶

📋Vendor Advisories

1
Debian
CVE-2021-3127: golang-github-nats-io-jwt - NATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access ...↗2021
▶

💬Community

1
Bugzilla
CVE-2021-47099 kernel: veth: ensure skb entering GRO are not cloned.↗2024-03-05
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