What’s Vulnerable › Vulnerabilities

CVE-2022-2778

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-30 · updated 2026-06-17

Description

In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.

Affected products

• Octopus Deploy Octopus Server: from 3.0 before 2022.2.8277; from 2022.3.348 before 2022.3.10405; from 2022.4.791 before 2022.4.1371 — fixed in 2022.2.8277, 2022.3.10405, 2022.4.1371

How to fix

Upgrade to a fixed version: Octopus Deploy Octopus Server 2022.2.8277, 2022.3.10405, 2022.4.1371. Check the vendor advisory for mitigations.

References

• https://advisories.octopus.com/post/2022/sa2022-15/
• https://advisories.octopus.com/post/2022/sa2022-15/

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