PatchTheCVECVE-2020-9361: CryptoPro CSP through 5.0.0.10004 on 64-bit platforms allows local users with the SeChangeNotifyPrivilege righ
CVE-2020-9361 is a medium-severity flaw (CVSS 5.5) affecting csp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
CryptoPro CSP through 5.0.0.10004 on 64-bit platforms allows local users with the SeChangeNotifyPrivilege right to cause denial of service because user-mode input is mishandled during process creation.
Why this priority
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.5 (Medium) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.4% (top 70%) |
| CISA exploited list | No |
| Published | 2020-10-23 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2020-9361?
csp: upgrade to newer than 5.0.0.10004. Exact commands for each OS are on this page.
Is CVE-2020-9361 being exploited?
CVE-2020-9361 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2020-9361 affect?
CVE-2020-9361 affects csp. Severity is medium (CVSS 5.5). CryptoPro CSP through 5.0.0.10004 on 64-bit platforms allows local users with the SeChangeNotifyPrivilege right to cause denial of service because user-mode input is mishandled during process creation.
How urgent is CVE-2020-9361?
Priority 32/100. Public exploit reference
Related CVEs
- CVE-2020-9331 HIGH 7.8 UPGRADE CryptoPro CSP through 5.0.0.10004 on 32-bit platforms allows Local Privilege Escalation (by local users with t