In affected versions of Octopus Deploy it is possible to perform a Regex Denial of Service via the package upload function.
- Published
- Aug 19, 2022
- Updated
- Jun 17, 2026
- EPSS
- 0.7% · 53th percentile
- CWE
- —
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Report tools
Action score
30
Monitor
Low priority for now.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.7%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| octopus | octopus server | cpe:2.3:a:octopus:octopus_server |
| linux | linux kernel | cpe:2.3:o:linux:linux_kernel |
| microsoft | windows | cpe:2.3:o:microsoft:windows |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- octopus octopus server0.9 and later · up to 0.9.620.4 inclusive
- octopus octopus server1.0 and later · up to 1.6.3.1723 inclusive
- octopus octopus server2.0 and later · up to 2.6.5 inclusive
- octopus octopus server3.0.0 and later · up to 3.17.14 inclusive
- octopus octopus server4.0.4 and later · up to 4.1.10 inclusive
- octopus octopus server2018.1.0 and later · up to 2018.12.1 inclusive
- octopus octopus server2019.1.0 and later · up to 2019.13.7 inclusive
- octopus octopus server2020.1.0 and later · up to 2020.6.5449 inclusive
- octopus octopus server2021.1.6959 and later · up to 2021.3.13021 inclusive
- octopus octopus server2022.1.0 and later · before 2022.1.2894
- octopus octopus server2022.2.6729 and later · before 2022.2.6872
- octopus octopus server2022.3.348 and later · before 2022.3.4953
Versions reported by the vendor
Affected version ranges reported by the assigning authority (Octopus). Independent of NVD's CPE analysis and usually ahead of it.
Octopus Deploy Octopus Server
- 0.9 and later · before unspecifiedaffected
- unspecified and later · before 2022.1.2894affected
- 2022.2.6729 and later · before unspecifiedaffected
- unspecified and later · before 2022.2.6872affected
- 2022.3.348 and later · before unspecifiedaffected
- unspecified and later · before 2022.3.4953affected
Same product
octopus: all recordsOther highest-scoring records for the same primary product.
- CVE-2022-2572In affected versions of Octopus Server where access is managed by an external authentication provider, it was possible that the API key/keys39Monitor
- CVE-2022-2778In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.39Monitor
- CVE-2018-18850In Octopus Deploy 2018.8.0 through 2018.9.x before 2018.9.1, an authenticated user with permission to modify deployment processes could uplo39Monitor
- CVE-2018-11320In Octopus Deploy 2018.4.4 through 2018.5.1, Octopus variables that are sourced from the target do not have sensitive values obfuscated in t39Monitor
- CVE-2022-2782In affected versions of Octopus Server it is possible for a session token to be valid indefinitely due to improper validation of the session36Monitor
- CVE-2022-4009In affected versions of Octopus Deploy it is possible for a user to introduce code via offline package creation35Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
—
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.