CVE-2020-9331 is a Local Privilege Escalation vulnerability affecting CryptoPro CSP versions up to 5.0.0.10004 on 32-bit platforms. It allows a local attacker with SeChangeNotifyPrivilege to write arbitrary data to any kernel memory location due to mishandled user-mode input during process creation. The vulnerability has a CVSS score of 7.8 (High), indicating a low attack complexity and high impact on confidentiality, integrity, and availability. 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 |
|---|---|---|---|
< 5.0.0.10004CPE matchmatch criteria | cpe:2.3:a:cryptopro:csp:*:*:*:*:*:*:x86:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.