rsh daemon (rshd) generates different error messages when a valid username is provided…
Priority LOW 25Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
rsh daemon (rshd) generates different error messages when a valid username is provided versus an invalid name, which allows remote attackers to determine valid users on the system.
Why it matters now
EPSS 0.01309 70th 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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:metamail_corporation:metamail:*:*:*:*:*:*:*:* | up to 7.2 | Vulnerable | Metamail Corporation |
- cpe:2.3:a:metamail_corporation:metamail:*:*:*:*:*:*:*:* Versions up to 7.2 Vulnerable ·Metamail Corporation
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1266
- 2026-10-03 Alias added: GHSA-cp39-g35j-7x79
References
—
More Metamail Corporation Metamail vulnerabilities
- TI-2004-00087 Multiple format string vulnerabilities in Metamail 2.7 and earlier allow remote attackers to execute arbitrary code. CVSS 2.0HIGH 7.5
- TI-2004-00088 Multiple buffer overflows in Metamail 2.7 and earlier allow remote attackers to execute arbitrary code. CVSS 2.0HIGH 7.5
- TI-2006-00688 Buffer overflow in Metamail 2.7-50 allows remote attackers to cause a denial of service… CVSS 2.0HIGH 7.5
- TI-1999-01209 Buffer overflow in Rainbow Six Multiplayer allows remote attackers to cause a denial of… CVSS 2.0MEDIUM 5.0
- TI-1999-01211 Metamail before 2.7-7.2 allows remote attackers to overwrite arbitrary files via an… CVSS 2.0LOW 2.6
- TI-2004-01683 Extcompose in metamail does not verify the output file before writing to it, which allows… CVSS 2.0LOW 2.1
Sources
- CVE-1999-1266 · CVE Program
- CVE-1999-1266 · NVD
- FIRST EPSS
- GHSA-cp39-g35j-7x79 · 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