What is CVE-2020-9331?

CVE-2020-9331 is a high-severity vulnerability in Cryptopro Csp. CVSS score: 7.8/10. Published 2020-10-23.

How severe is CVE-2020-9331?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Cryptopro Csp

CVE-2020-9331

CryptoPro CSP through 5.0.0.10004 on 32-bit platforms allows Local Privilege Escalation (by local users with the SeChangeNotifyPrivilege right) because user-mode input is mishandled during process creation. An attacker can write arbitrary data to an arbitrary location in the kernel's address space.

EPSS: 0.004 (34.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cryptopro Csp
N/a — versions n/a

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-9331?: CVE-2020-9331 is a high-severity vulnerability in Cryptopro Csp. CVSS score: 7.8/10. Published 2020-10-23.
How severe is CVE-2020-9331?: High severity. CVSS v3 base score is 7.8 out of 10.