CVE-2020-36316 Information

Description

In RELIC before 2021-04-03 there is a buffer overflow in PKCS1 v1.5 signature verification because garbage bytes can be present.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://github.com/relic-toolkit/relic/commit/76c9a1fdf19d9e92e566a77376673e522aae9f80 https://github.com/relic-toolkit/relic/tree/32eb4c257fc80328061d66639b1cdb35dbed51a2 https://github.com/relic-toolkit/relic/ https://github.com/relic-toolkit/relic/issues/155

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5