Format string vulnerability in the allowuser code for the Stellar-X msntauth…
Priority LOW 38Published · 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 · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Format string vulnerability in the allowuser code for the Stellar-X msntauth authentication module, as distributed in Squid 2.4.STABLE6 and earlier, allows remote attackers to execute arbitrary code via format strings in the user name, which are not properly handled in a syslog call.
Why it matters now
EPSS 0.02943 87th 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:stellar-x_software:msntauth:*:*:*:*:*:*:*:* | up to 2.0.3 | Vulnerable | Stellar-x Software |
- cpe:2.3:a:stellar-x_software:msntauth:*:*:*:*:*:*:*:* Versions up to 2.0.3 Vulnerable ·Stellar-x Software
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-0916
- 2026-10-03 Alias added: GHSA-5m3q-wwrg-m59p
References
Sources
- CVE-2002-0916 · CVE Program
- CVE-2002-0916 · NVD
- FIRST EPSS
- GHSA-5m3q-wwrg-m59p · GitHub Advisory Database · CC BY 4.0
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