Home/CVE/NATS nats-server before 2.7.4 allows Directory Traversal (with write access) via an element in a ZIP archive for JetStre
CVE

CVE-2022-26652

NATS nats-server before 2.7.4 allows Directory Traversal (with write access) via an element in a ZIP archive for JetStre

NATS nats-server before 2.7.4 allows Directory Traversal (with write access) via an element in a ZIP archive for JetStream streams. nats-streaming-server before 0.24.3 is also affected.

MEDIUM · CVSS 6.5 EPSS 0.00684
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

2
linuxfoundation nats-server>= 2.2.0 and < 2.7.4
nats streaming server>= 0.15.0 and < 0.24.3
▤

Affected Packages

3
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Go github.com/nats-io/nats-server
Go github.com/nats-io/nats-server/v2 HIGH fixed in 2.7.4
Go github.com/nats-io/nats-streaming-server HIGH fixed in 0.24.3
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Mar 2022 · 05:47 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2022/03/10/1Mailing ListThird Party Advisory
https://advisories.nats.io/CVE/CVE-2022-26652.txtVendor Advisory
https://github.com/nats-io/nats-server/releasesRelease NotesThird Party Advisory
https://github.com/nats-io/nats-server/security/advisories/GHSA-6h3m-36w8-hv68Third Party Advisory
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