The resolver in glibc 2.1.3 uses predictable IDs, which allows a local attacker to spoof DNS query results.
Priority LOW 36Published · 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
The resolver in glibc 2.1.3 uses predictable IDs, which allows a local attacker to spoof DNS query results.
Why it matters now
EPSS 0.01586 75th 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 · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:glibc:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | GNU |
| cpe:2.3:a:gnu:glibc:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:glibc:2.1.1:*:*:*:*:*:*:* | 2.1.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:glibc:2.1.2:*:*:*:*:*:*:* | 2.1.2 | Vulnerable | GNU |
| cpe:2.3:a:gnu:glibc:2.1.3:*:*:*:*:*:*:* | 2.1.3 | Vulnerable | GNU |
| cpe:2.3:a:isc:bind:8.2:*:*:*:*:*:*:* | 8.2 | Vulnerable | ISC |
| cpe:2.3:a:isc:bind:8.2.1:*:*:*:*:*:*:* | 8.2.1 | Vulnerable | ISC |
| cpe:2.3:a:isc:bind:8.2.2:*:*:*:*:*:*:* | 8.2.2 | Vulnerable | ISC |
- cpe:2.3:a:gnu:glibc:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·GNU
- cpe:2.3:a:gnu:glibc:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:glibc:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:glibc:2.1.2:*:*:*:*:*:*:* Versions 2.1.2 Vulnerable ·GNU
- cpe:2.3:a:gnu:glibc:2.1.3:*:*:*:*:*:*:* Versions 2.1.3 Vulnerable ·GNU
- cpe:2.3:a:isc:bind:8.2:*:*:*:*:*:*:* Versions 8.2 Vulnerable ·ISC
- cpe:2.3:a:isc:bind:8.2.1:*:*:*:*:*:*:* Versions 8.2.1 Vulnerable ·ISC
- cpe:2.3:a:isc:bind:8.2.2:*:*:*:*:*:*:* Versions 8.2.2 Vulnerable ·ISC
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2000-0335
- 2026-10-03 Alias added: GHSA-5xg5-fxp7-7627
References
—
Sources
- CVE-2000-0335 · CVE Program
- CVE-2000-0335 · NVD
- FIRST EPSS
- GHSA-5xg5-fxp7-7627 · 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