CVE-2020-1968: Raccoon attack
First published: Wed Sep 09 2020(Updated: )
Last updated 18 September 2024
Credit: openssl-security@openssl.org openssl-security@openssl.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenSSL OpenSSL | >=1.0.2<=1.0.2v | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Debian Debian Linux | =9.0 | |
| Oracle Jd Edwards World Security | =a9.4 | |
| Oracle PeopleSoft Enterprise PeopleTools | =8.56 | |
| Oracle PeopleSoft Enterprise PeopleTools | =8.57 | |
| Oracle PeopleSoft Enterprise PeopleTools | =8.58 | |
| Oracle Ethernet Switch Es2-64 Firmware | =2.0.0.14 | |
| Oracle Ethernet Switch Es2-64 | ||
| Oracle Ethernet Switch Es2-72 Firmware | =2.0.0.14 | |
| Oracle Ethernet Switch Es2-72 | ||
| Fujitsu M10-1 Firmware | <xcp2400 | |
| Fujitsu M10-1 | ||
| Fujitsu M10-4 Firmware | <xcp2400 | |
| Fujitsu M10-4 | ||
| Fujitsu M10-4s Firmware | <xcp2400 | |
| Fujitsu M10-4s | ||
| Fujitsu M12-1 Firmware | <xcp2400 | |
| Fujitsu M12-1 | ||
| Fujitsu M12-2 Firmware | <xcp2400 | |
| Fujitsu M12-2 | ||
| Fujitsu M12-2s Firmware | <xcp2400 | |
| Fujitsu M12-2s | ||
| Fujitsu M10-1 Firmware | <xcp3100 | |
| Fujitsu M10-4 Firmware | <xcp3100 | |
| Fujitsu M10-4s Firmware | <xcp3100 | |
| Fujitsu M12-1 Firmware | <xcp3100 | |
| Fujitsu M12-2 Firmware | <xcp3100 | |
| Fujitsu M12-2s Firmware | <xcp3100 | |
| Oracle Ethernet Switch Es1-24 Firmware | =1.3.1 | |
| Oracle Ethernet Switch Es1-24 | ||
| Oracle Ethernet Switch Tor-72 Firmware | =1.2.2 | |
| Oracle Ethernet Switch Tor-72 | ||
| All of | ||
| Oracle Ethernet Switch Es2-64 Firmware | =2.0.0.14 | |
| Oracle Ethernet Switch Es2-64 | ||
| All of | ||
| Oracle Ethernet Switch Es2-72 Firmware | =2.0.0.14 | |
| Oracle Ethernet Switch Es2-72 | ||
| All of | ||
| Fujitsu M10-1 Firmware | <xcp2400 | |
| Fujitsu M10-1 | ||
| All of | ||
| Fujitsu M10-4 Firmware | <xcp2400 | |
| Fujitsu M10-4 | ||
| All of | ||
| Fujitsu M10-4s Firmware | <xcp2400 | |
| Fujitsu M10-4s | ||
| All of | ||
| Fujitsu M12-1 Firmware | <xcp2400 | |
| Fujitsu M12-1 | ||
| All of | ||
| Fujitsu M12-2 Firmware | <xcp2400 | |
| Fujitsu M12-2 | ||
| All of | ||
| Fujitsu M12-2s Firmware | <xcp2400 | |
| Fujitsu M12-2s | ||
| All of | ||
| Fujitsu M10-1 Firmware | <xcp3100 | |
| Fujitsu M10-1 | ||
| All of | ||
| Fujitsu M10-4 Firmware | <xcp3100 | |
| Fujitsu M10-4 | ||
| All of | ||
| Fujitsu M10-4s Firmware | <xcp3100 | |
| Fujitsu M10-4s | ||
| All of | ||
| Fujitsu M12-1 Firmware | <xcp3100 | |
| Fujitsu M12-1 | ||
| All of | ||
| Fujitsu M12-2 Firmware | <xcp3100 | |
| Fujitsu M12-2 | ||
| All of | ||
| Fujitsu M12-2s Firmware | <xcp3100 | |
| Fujitsu M12-2s | ||
| All of | ||
| Oracle Ethernet Switch Es1-24 Firmware | =1.3.1 | |
| Oracle Ethernet Switch Es1-24 | ||
| All of | ||
| Oracle Ethernet Switch Tor-72 Firmware | =1.2.2 | |
| Oracle Ethernet Switch Tor-72 | ||
| debian/openssl | 1.1.1w-0+deb11u1 1.1.1w-0+deb11u2 3.0.15-1~deb12u1 3.0.14-1~deb12u2 3.3.2-2 |
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Reference Links
- https://lists.debian.org/debian-lts-announce/2020/09/msg00016.html
- https://security.gentoo.org/glsa/202210-02
- https://security.netapp.com/advisory/ntap-20200911-0004/
- https://usn.ubuntu.com/4504-1/
- https://www.openssl.org/news/secadv/20200909.txt
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://launchpad.net/bugs/cve/CVE-2020-1968
- https://raccoon-attack.com/
- https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=bc71f91064a3eec10310fa4cc14fe2a3fd9bc7bb
- https://security-tracker.debian.org/tracker/CVE-2020-1968
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1968
- https://nvd.nist.gov/vuln/detail/CVE-2020-1968
- https://ubuntu.com/security/CVE-2020-1968
Frequently Asked Questions
What is CVE-2020-1968?
CVE-2020-1968 is a vulnerability that exploits a flaw in the TLS specification, allowing an attacker to compute the pre-master secret in connections using a Diffie-Hellman based cipher suite.
What is the severity of CVE-2020-1968?
The severity of CVE-2020-1968 is medium, with a severity value of 3.7.
Which software versions are affected by CVE-2020-1968?
CVE-2020-1968 affects OpenSSL versions up to but excluding 1.0.2 and 1.1.1n-0+deb10u3, 1.1.1n-0+deb10u6, 1.1.1w-0+deb11u1, 1.1.1n-0+deb11u5, 3.0.11-1~deb12u1, 3.0.11-1~deb12u2, 3.0.11-1, 3.0.12-1.
How can I fix CVE-2020-1968?
To fix CVE-2020-1968, you should update your OpenSSL software to a version that includes the security patch.
Where can I find more information about CVE-2020-1968?
You can find more information about CVE-2020-1968 on the official OpenSSL website and the provided references.
- collector/nvd-index
- agent/type
- agent/remedy
- agent/first-publish-date
- collector/launchpad-cve
- source/Launchpad
- agent/author
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/weakness
- agent/severity
- agent/description
- agent/references
- collector/mitre-cve
- source/MITRE
- agent/title
- agent/last-modified-date
- agent/event
- agent/tags
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- vendor/openssl
- canonical/openssl openssl
- version/openssl openssl/1.0.2
- version/openssl openssl/1.0.2v
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- vendor/oracle
- canonical/oracle jd edwards world security
- version/oracle jd edwards world security/a9.4
- canonical/oracle peoplesoft enterprise peopletools
- version/oracle peoplesoft enterprise peopletools/8.56
- version/oracle peoplesoft enterprise peopletools/8.57
- version/oracle peoplesoft enterprise peopletools/8.58
- canonical/oracle ethernet switch es2-64 firmware
- version/oracle ethernet switch es2-64 firmware/2.0.0.14
- canonical/oracle ethernet switch es2-64
- canonical/oracle ethernet switch es2-72 firmware
- version/oracle ethernet switch es2-72 firmware/2.0.0.14
- canonical/oracle ethernet switch es2-72
- vendor/fujitsu
- canonical/fujitsu m10-1 firmware
- canonical/fujitsu m10-1
- canonical/fujitsu m10-4 firmware
- canonical/fujitsu m10-4
- canonical/fujitsu m10-4s firmware
- canonical/fujitsu m10-4s
- canonical/fujitsu m12-1 firmware
- canonical/fujitsu m12-1
- canonical/fujitsu m12-2 firmware
- canonical/fujitsu m12-2
- canonical/fujitsu m12-2s firmware
- canonical/fujitsu m12-2s
- canonical/oracle ethernet switch es1-24 firmware
- version/oracle ethernet switch es1-24 firmware/1.3.1
- canonical/oracle ethernet switch es1-24
- canonical/oracle ethernet switch tor-72 firmware
- version/oracle ethernet switch tor-72 firmware/1.2.2
- canonical/oracle ethernet switch tor-72
- package-manager/debian