CVE-2021-36089 describes a heap-based buffer overflow vulnerability in Grok versions 7.6.6 through 9.2.0, specifically within the grk::FileFormatDecompress::apply_palette_clr function. This vulnerability carries a high CVSS score of 7.8, indicating a significant risk, as it can lead to high confidentiality, integrity, and availability impacts through a local attack requiring user interaction. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 7.6.6, <= 9.2.0CPE matchmatch criteria | cpe:2.3:a:zope:grok:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/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, 0.1 Bluesky, 0.0 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 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.