How severe is CVE-2020-9361?

CVE-2020-9361 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-9361 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9361?

CVE-2020-9361 affects Cryptopro Csp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-9361?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-9361 published?

CVE-2020-9361 was published on 2020-10-23 and last updated on 2026-06-17.

CVE-2020-9361

CVE-2020-9361 is a medium-severity vulnerability in Cryptopro Csp with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cryptopro Csp
Published: 2020-10-23
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2020-9361?: 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 severe is CVE-2020-9361?: CVE-2020-9361 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-9361 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9361?: CVE-2020-9361 affects Cryptopro Csp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-9361?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9361 published?: CVE-2020-9361 was published on 2020-10-23 and last updated on 2026-06-17.

References

https://www.youtube.com/watch?v=b5vPDmMtzwQ

Affected products (1)

cpe:2.3:a:cryptopro:csp:*:*:*:*:*:*:x64:*

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