OpenTTD before 1.0.1 accepts a company password for authentication in response to a…
Priority LOW 31CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
OpenTTD before 1.0.1 accepts a company password for authentication in response to a request for the server password, which allows remote authenticated users to bypass intended access restrictions or cause a denial of service (daemon crash) by sending a company password packet.
Why it matters now
EPSS 0.01199 68th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 52
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openttd:openttd:*:*:*:*:*:*:*:* | up to 1.0.0 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.1.1:*:*:*:*:*:*:* | 0.1.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.1.2:*:*:*:*:*:*:* | 0.1.2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.1.3:*:*:*:*:*:*:* | 0.1.3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.1.4:*:*:*:*:*:*:* | 0.1.4 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.2.0:*:*:*:*:*:*:* | 0.2.0 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.2.1:*:*:*:*:*:*:* | 0.2.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.0:*:*:*:*:*:*:* | 0.3.0 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.1:*:*:*:*:*:*:* | 0.3.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.2:*:*:*:*:*:*:* | 0.3.2 | Vulnerable | openttd |
- cpe:2.3:a:openttd:openttd:*:*:*:*:*:*:*:* Versions up to 1.0.0 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.1.1:*:*:*:*:*:*:* Versions 0.1.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.1.2:*:*:*:*:*:*:* Versions 0.1.2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.1.3:*:*:*:*:*:*:* Versions 0.1.3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.1.4:*:*:*:*:*:*:* Versions 0.1.4 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.2.0:*:*:*:*:*:*:* Versions 0.2.0 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.2.1:*:*:*:*:*:*:* Versions 0.2.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.0:*:*:*:*:*:*:* Versions 0.3.0 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.1:*:*:*:*:*:*:* Versions 0.3.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.2:*:*:*:*:*:*:* Versions 0.3.2 Vulnerable ·openttd
Show 42 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openttd:openttd:0.3.2.1:*:*:*:*:*:*:* | 0.3.2.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.3:*:*:*:*:*:*:* | 0.3.3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.4:*:*:*:*:*:*:* | 0.3.4 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.5:*:*:*:*:*:*:* | 0.3.5 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.6:*:*:*:*:*:*:* | 0.3.6 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.3.7:*:*:*:*:*:*:* | 0.3.7 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.0:*:*:*:*:*:*:* | 0.4.0 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.0.1:*:*:*:*:*:*:* | 0.4.0.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.5:*:*:*:*:*:*:* | 0.4.5 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.6:*:*:*:*:*:*:* | 0.4.6 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.7:*:*:*:*:*:*:* | 0.4.7 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.8:*:*:*:*:*:*:* | 0.4.8 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.4.8:rc1:*:*:*:*:*:* | 0.4.8 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.0:*:*:*:*:*:*:* | 0.5.0 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.0:rc1:*:*:*:*:*:* | 0.5.0 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.0:rc2:*:*:*:*:*:* | 0.5.0 rc2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.0:rc3:*:*:*:*:*:* | 0.5.0 rc3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.0:rc4:*:*:*:*:*:* | 0.5.0 rc4 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.0:rc5:*:*:*:*:*:* | 0.5.0 rc5 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.1:*:*:*:*:*:*:* | 0.5.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.1:rc1:*:*:*:*:*:* | 0.5.1 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.1:rc2:*:*:*:*:*:* | 0.5.1 rc2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.1:rc3:*:*:*:*:*:* | 0.5.1 rc3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.2:*:*:*:*:*:*:* | 0.5.2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.2:rc1:*:*:*:*:*:* | 0.5.2 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.3:*:*:*:*:*:*:* | 0.5.3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.3:rc1:*:*:*:*:*:* | 0.5.3 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.3:rc2:*:*:*:*:*:* | 0.5.3 rc2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.5.3:rc3:*:*:*:*:*:* | 0.5.3 rc3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:*:*:*:*:*:*:* | 0.6.0 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:beta1:*:*:*:*:*:* | 0.6.0 beta1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:beta2:*:*:*:*:*:* | 0.6.0 beta2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:beta3:*:*:*:*:*:* | 0.6.0 beta3 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:beta4:*:*:*:*:*:* | 0.6.0 beta4 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:beta5:*:*:*:*:*:* | 0.6.0 beta5 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.0:rc1:*:*:*:*:*:* | 0.6.0 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.1:*:*:*:*:*:*:* | 0.6.1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.1:rc1:*:*:*:*:*:* | 0.6.1 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.1:rc2:*:*:*:*:*:* | 0.6.1 rc2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.2:rc1:*:*:*:*:*:* | 0.6.2 rc1 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.6.2:rc2:*:*:*:*:*:* | 0.6.2 rc2 | Vulnerable | openttd |
| cpe:2.3:a:openttd:openttd:0.7.4:*:*:*:*:*:*:* | 0.7.4 | Vulnerable | openttd |
- cpe:2.3:a:openttd:openttd:0.3.2.1:*:*:*:*:*:*:* Versions 0.3.2.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.3:*:*:*:*:*:*:* Versions 0.3.3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.4:*:*:*:*:*:*:* Versions 0.3.4 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.5:*:*:*:*:*:*:* Versions 0.3.5 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.6:*:*:*:*:*:*:* Versions 0.3.6 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.3.7:*:*:*:*:*:*:* Versions 0.3.7 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.0:*:*:*:*:*:*:* Versions 0.4.0 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.0.1:*:*:*:*:*:*:* Versions 0.4.0.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.5:*:*:*:*:*:*:* Versions 0.4.5 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.6:*:*:*:*:*:*:* Versions 0.4.6 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.7:*:*:*:*:*:*:* Versions 0.4.7 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.8:*:*:*:*:*:*:* Versions 0.4.8 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.4.8:rc1:*:*:*:*:*:* Versions 0.4.8 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.0:*:*:*:*:*:*:* Versions 0.5.0 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.0:rc1:*:*:*:*:*:* Versions 0.5.0 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.0:rc2:*:*:*:*:*:* Versions 0.5.0 rc2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.0:rc3:*:*:*:*:*:* Versions 0.5.0 rc3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.0:rc4:*:*:*:*:*:* Versions 0.5.0 rc4 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.0:rc5:*:*:*:*:*:* Versions 0.5.0 rc5 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.1:*:*:*:*:*:*:* Versions 0.5.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.1:rc1:*:*:*:*:*:* Versions 0.5.1 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.1:rc2:*:*:*:*:*:* Versions 0.5.1 rc2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.1:rc3:*:*:*:*:*:* Versions 0.5.1 rc3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.2:*:*:*:*:*:*:* Versions 0.5.2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.2:rc1:*:*:*:*:*:* Versions 0.5.2 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.3:*:*:*:*:*:*:* Versions 0.5.3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.3:rc1:*:*:*:*:*:* Versions 0.5.3 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.3:rc2:*:*:*:*:*:* Versions 0.5.3 rc2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.5.3:rc3:*:*:*:*:*:* Versions 0.5.3 rc3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:*:*:*:*:*:*:* Versions 0.6.0 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:beta1:*:*:*:*:*:* Versions 0.6.0 beta1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:beta2:*:*:*:*:*:* Versions 0.6.0 beta2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:beta3:*:*:*:*:*:* Versions 0.6.0 beta3 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:beta4:*:*:*:*:*:* Versions 0.6.0 beta4 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:beta5:*:*:*:*:*:* Versions 0.6.0 beta5 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.0:rc1:*:*:*:*:*:* Versions 0.6.0 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.1:*:*:*:*:*:*:* Versions 0.6.1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.1:rc1:*:*:*:*:*:* Versions 0.6.1 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.1:rc2:*:*:*:*:*:* Versions 0.6.1 rc2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.2:rc1:*:*:*:*:*:* Versions 0.6.2 rc1 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.6.2:rc2:*:*:*:*:*:* Versions 0.6.2 rc2 Vulnerable ·openttd
- cpe:2.3:a:openttd:openttd:0.7.4:*:*:*:*:*:*:* Versions 0.7.4 Vulnerable ·openttd
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-0401
- 2026-10-03 Alias added: GHSA-cg34-q4xv-v6xv
References
More Openttd vulnerabilities
- TI-2008-03423 Buffer overflow in the TruncateString function in src/gfx.cpp in OpenTTD before 0.6.2… CVSS 2.0HIGH 10.0
- TI-2008-03394 Buffer overflow in the server in OpenTTD 0.6.1 and earlier allows remote authenticated… CVSS 2.0HIGH 9.0
- TI-2011-02952 Multiple buffer overflows in OpenTTD before 1.1.3 allow remote attackers to cause a… CVSS 2.0HIGH 7.5
- TI-2011-02951 Multiple off-by-one errors in order_cmd.cpp in OpenTTD before 1.1.3 allow remote… CVSS 2.0HIGH 7.5
- TI-2010-03923 Multiple use-after-free vulnerabilities in OpenTTD 1.0.x before 1.0.5 allow (1) remote… CVSS 3.1HIGH 7.5
- TI-2005-02625 Multiple buffer overflows in OpenTTD before 0.4.0.1 allow attackers to cause a denial of… CVSS 2.0HIGH 7.5
Sources
- CVE-2010-0401 · CVE Program
- CVE-2010-0401 · NVD
- FIRST EPSS
- GHSA-cg34-q4xv-v6xv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences