CVE-2020-23257 is a high-severity buffer overflow vulnerability affecting Espruino 2v05.41, specifically within the jsvGarbageCollectMarkUsed function in src/jsvar.c. An unauthenticated attacker can exploit this remotely with low complexity to cause a denial of service. While no public exploits or active exploitation have been observed, and community discussion is minimal, the potential for a complete system crash warrants attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.05.41CPE matchmatch criteria | cpe:2.3:o:espruino:espruino:2.05.41:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.