Nats Server
CVE-2019-13126
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
2DescriptionCVE.org
An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.
AnalysisAI
An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated. Affected products include: Linuxfoundation Nats-Server. Version information: before 2.0.2.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.
More in Nats Server
View allNATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access Control because Import Token bindings ar
The JWT library in NATS nats-server before 2.1.9 has Incorrect Access Control because of how expired credentials are han
This affects all versions of package github.com/nats-io/nats-server/server. Rated high severity (CVSS 7.5), this vulnera
NATS nats-server before 2.7.2 has Incorrect Access Control. Rated high severity (CVSS 8.8), this vulnerability is remote
Authentication bypass in NATS Server (nats-io/nats-server) lets an unauthenticated attacker on an adjacent network conne
Remote denial of service in the NATS Server (nats-io/nats-server) leafnode subsystem allows unauthenticated attackers to
Denial of service in NATS Server (nats-server) MQTT handler allows a remote, unauthenticated client to exhaust server me
Remote denial-of-service in NATS Server (nats-server) affects deployments with the WebSocket listener enabled but MQTT d
NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise,
The JWT library in NATS nats-server before 2.1.9 allows a denial of service (a nil dereference in Go code). Rated high s
Protocol injection in NATS Server MQTT support allows an authenticated MQTT client to smuggle control characters (tab, n
NATS nats-server before 2.7.4 allows Directory Traversal (with write access) via an element in a ZIP archive for JetStre
Same weakness CWE-190 – Integer Overflow or Wraparound
View allSame technique Denial Of Service
View allShare
External POC / Exploit Code
Leaving vuln.today