Authentication bypass by capture-replay in Octopus Server
Priority LOW 38CWE-294Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-294.
Summary
In affected versions of Octopus Server it is possible to use the Git Connectivity test function on the VCS project to initiate an SMB request resulting in the potential for an NTLM relay attack.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0063 50th percentileScored 2026-11-07
Fix Fixed Octopus Server (Octopus Deploy): 2022.1.3180, 2022.2.7965, 2022.3.10586
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Octopus Deploy | Octopus Server | 2021.2.994 and later; before 2022.1.3180; 2022.2.6729 and later; before 2022.2.7965; 2022.3.348 and later; before 2022.3.10586 | 2022.1.3180, 2022.2.7965, 2022.3.10586 | Patch available | CNA |
- Octopus Server VendorOctopus Deploy Affected 2021.2.994 and later; before 2022.1.3180; 2022.2.6729 and later; before 2022.2.7965; 2022.3.348 and later; before 2022.3.10586 Fixed in 2022.1.3180, 2022.2.7965, 2022.3.10586 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:octopus:octopus_server:*:*:*:*:*:*:*:* | 2021.2.994 to before 2022.1.3180; 2022.2.6729 to before 2022.2.7965; 2022.3.348 to before 2022.3.10586 | Vulnerable | Octopus Deploy |
- cpe:2.3:a:octopus:octopus_server:*:*:*:*:*:*:*:* Versions 2021.2.994 to before 2022.1.3180; 2022.2.6729 to before 2022.2.7965; 2022.3.348 to before 2022.3.10586 Vulnerable ·Octopus Deploy
Remediation
- Fix · CNA Octopus Server (Octopus Deploy) Fixed in 2022.1.3180, 2022.2.7965, 2022.3.10586
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2780
- 2026-10-03 Alias added: GHSA-c5hv-rh39-2jjj
- 2026-10-31 EPSS moved to the 50th–90th percentile
References
More Octopus Deploy Octopus Server vulnerabilities
- TI-2018-13353 In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with… CVSS 3.0HIGH 8.8
- TI-2022-02375 Improper authentication in Octopus Server CVSS 3.1CRITICAL 9.8
- TI-2022-02579 Insufficient session expiration in Octopus Server CVSS 3.1CRITICAL 9.1
- TI-2018-08066 In Octopus Deploy 2018.4.4 through 2018.5.1, Octopus variables that are sourced from the… CVSS 3.0CRITICAL 9.8
- TI-2022-02575 In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes. CVSS 3.1CRITICAL 9.8
- TI-2022-03678 In affected versions of Octopus Deploy it is possible for a user to introduce code via offline package creation CVSS 3.1HIGH 8.8
Sources
- CVE-2022-2780 · CVE Program
- CVE-2022-2780 · NVD
- FIRST EPSS
- GHSA-c5hv-rh39-2jjj · GitHub Advisory Database · CC BY 4.0
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