Vulnerability in Nim-Lang Nim
CVE-2020-15692
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.042 (90.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.042 · newest: 0.042 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/… (Patch, Third Party Advisory)
- nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html (Third Party Advisory, Release Notes)
- www.openwall.com/lists/oss-security/2021/02/04/1 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- consensys.net/diligence/vulnerabilities/nim-browsers-argument-injection/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-15692?
- CVE-2020-15692 is a critical-severity vulnerability in Nim-Lang Nim, classified under Argument Injection. CVSS score: 9.8/10. Published 2020-08-14.
- How severe is CVE-2020-15692?
- Critical severity. CVSS v3 base score is 9.8 out of 10.