CVE-2019-19777 describes a heap-based buffer over-read vulnerability in stb_image.h version 2.23, specifically within the stbi__load_main function, affecting products like libsixel. This high-severity flaw (CVSS 8.8) can be exploited remotely with low complexity, requiring user interaction, and could lead to high impacts on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.23CPE matchmatch criteria | cpe:2.3:a:nothings:stb_image.h:2.23:*:*:*:*:*:*:* | ||
1.8.2CPE matchmatch criteria | cpe:2.3:a:saitoha:libsixel:1.8.2:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.
Remediation records are not available for this CVE.