Information disclosure in nats.ws, nats.js and nats.deno
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-26149 |
| CWE-ID | CWE-200 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
nats.ws Web applications / Modules and components for CMS nats.js Web applications / Modules and components for CMS nats.deno Web applications / Modules and components for CMS |
| Vendor | NATS - The Cloud Native Messaging System |
Security Bulletin
This security bulletin contains information about 1 vulnerabilities.
Updated: 09.10.2020
Updated list if affected software versions.
1) Information disclosure
EUVDB-ID: #VU47415
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-26149
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsnats.ws: 1.0.0-1 - 1.0.0-110
nats.js: 0.2.0 - 2.0.0-206
nats.deno: 0.1.0-0 - 1.0.0-8
External linkshttp://www.openwall.com/lists/oss-security/2020/09/30/3
http://github.com/nats-io/nats.deno/compare/v1.0.0-8...v1.0.0-9
http://github.com/nats-io/nats.ws/commit/0a37ac2a411ff63f0707cda69a268c5fc4079eb7
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
