CVEvulnerability
CVE-2020-15692
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-08-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 10.0 HIGH — AV:N/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-88
Description
In Nim 1.2.4, the standard library browsers mishandles the URL argument to browsers.openDefaultBrowser. This argument can be a local file path that will be opened in the default explorer. An attacker can pass one argument to the underlying open command to execute arbitrary registered system commands.
Affected configurations
• nim-lang nim (<= 1.2.6)
Related
Weakness · CWE (1)
- CWE-88 Improper Neutralization of Argument Delimiters in a Command weakness
References
- http://www.openwall.com/lists/oss-security/2021/02/04/1 Exploit, Mailing List, Third Party Advisory
- https://consensys.net/diligence/vulnerabilities/nim-browsers-argument-injection/ Exploit, Third Party Advisory
- https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/browsers.nim#L48 Patch, Third Party Advisory
- https://nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html Release Notes, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/02/04/1 Exploit, Mailing List, Third Party Advisory
- https://consensys.net/diligence/vulnerabilities/nim-browsers-argument-injection/ Exploit, Third Party Advisory
- https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/browsers.nim#L48 Patch, Third Party Advisory
- https://nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html Release Notes, Third Party Advisory