What’s Vulnerable › Vulnerabilities

CVE-2020-16088

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-07-28 · updated 2026-06-17
• Weakness: CWE-287

Description

iked in OpenIKED, as used in OpenBSD through 6.7, allows authentication bypass because ca.c has the wrong logic for checking whether a public key matches.

Affected products

• OpenBSD: through 6.7

References

• https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/014_iked.patch.sig
• https://github.com/openbsd/src/commit/7afb2d41c6d373cf965285840b85c45011357115
• https://github.com/xcllnt/openiked/commits/master
• https://www.openiked.org/security.html
• https://ftp.openbsd.org/pub/OpenBSD/patches/6.7/common/014_iked.patch.sig
• https://github.com/openbsd/src/commit/7afb2d41c6d373cf965285840b85c45011357115
• https://github.com/xcllnt/openiked/commits/master
• https://www.openiked.org/security.html

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