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CVE-2020-1968

3.7 · LOW
Published Sep 9, 2020 openssl CWE-203 EPSS 4.76% (91th pctl)

Overview

CVE-2020-1968 is a low-severity vulnerability affecting openssl openssl. It was published on September 9, 2020 and has a CVSS 3.1 base score of 3.7 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

The Raccoon attack exploits a flaw in the TLS specification which can lead to an attacker being able to compute the pre-master secret in connections which have used a Diffie-Hellman (DH) based ciphersuite. In such a case this would result in the attacker being able to eavesdrop on all encrypted communications sent over that TLS connection. The attack can only be exploited if an implementation re-uses a DH secret across multiple TLS connections. Note that this issue only impacts DH ciphersuites and not ECDH ciphersuites. This issue affects OpenSSL 1.0.2 which is out of support and no longer receiving public updates. OpenSSL 1.1.1 is not vulnerable to this issue. Fixed in OpenSSL 1.0.2w (Affected 1.0.2-1.0.2v).

Remediation

Check the references section for vendor advisories and patches from openssl. Update openssl to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
openssl openssl 1.0.2 Affected
fujitsu m10-1_firmware >= 0, < xcp2400 Affected
fujitsu m10-4_firmware >= 0, < xcp2400 Affected
fujitsu m10-4s_firmware >= 0, < xcp2400 Affected
fujitsu m12-1_firmware >= 0, < xcp2400 Affected
fujitsu m12-2_firmware >= 0, < xcp2400 Affected
fujitsu m12-2s_firmware >= 0, < xcp2400 Affected

Frequently Asked Questions

What is CVE-2020-1968?

CVE-2020-1968 is a low-severity vulnerability affecting openssl openssl. It was published on September 9, 2020 and has a CVSS 3.1 base score of 3.7 (LOW).

How severe is CVE-2020-1968?

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-1968?

Check the references section for vendor advisories and patches from openssl. Update openssl to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-1968?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-1968 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.