How severe is CVE-2020-36316?

CVE-2020-36316 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-36316 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36316?

CVE-2020-36316 affects Relic Project Relic. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-36316?

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

When was CVE-2020-36316 published?

CVE-2020-36316 was published on 2021-04-07 and last updated on 2026-06-17.

CVE-2020-36316

CVE-2020-36316 is a medium-severity vulnerability in Relic Project Relic 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. The underlying weakness is classified as CWE-120.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Relic Project Relic
Published: 2021-04-07
Last modified: 2026-06-17

Description

In RELIC before 2021-04-03, there is a buffer overflow in PKCS#1 v1.5 signature verification because garbage bytes can be present.

Frequently asked questions

What is CVE-2020-36316?: In RELIC before 2021-04-03, there is a buffer overflow in PKCS#1 v1.5 signature verification because garbage bytes can be present.
How severe is CVE-2020-36316?: CVE-2020-36316 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-36316 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36316?: CVE-2020-36316 affects Relic Project Relic. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-36316?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-36316 published?: CVE-2020-36316 was published on 2021-04-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:relic_project:relic:*:*:*:*:*:*:*:*

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