GNU adns 1.4 and earlier uses a fixed source port and sequential transaction IDs for DNS…
Priority LOW 31CWE-16Published · 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
- None · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
GNU adns 1.4 and earlier uses a fixed source port and sequential transaction IDs for DNS requests, which makes it easier for remote attackers to spoof DNS responses, a different vulnerability than CVE-2008-1447. NOTE: the vendor reports that this is intended behavior and is compatible with the product's intended role in a trusted environment.
Why it matters now
EPSS 0.01492 74th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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 · 14
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:adns:*:*:*:*:*:*:*:* | up to 1.4 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.1:*:*:*:*:*:*:* | 0.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.2:*:*:*:*:*:*:* | 0.2 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.3:*:*:*:*:*:*:* | 0.3 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.4:*:*:*:*:*:*:* | 0.4 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.5:*:*:*:*:*:*:* | 0.5 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.6:*:*:*:*:*:*:* | 0.6 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.7:*:*:*:*:*:*:* | 0.7 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.8:*:*:*:*:*:*:* | 0.8 | Vulnerable | GNU |
| cpe:2.3:a:gnu:adns:0.9:*:*:*:*:*:*:* | 0.9 | Vulnerable | GNU |
- cpe:2.3:a:gnu:adns:*:*:*:*:*:*:*:* Versions up to 1.4 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.1:*:*:*:*:*:*:* Versions 0.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.2:*:*:*:*:*:*:* Versions 0.2 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.3:*:*:*:*:*:*:* Versions 0.3 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.4:*:*:*:*:*:*:* Versions 0.4 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.6:*:*:*:*:*:*:* Versions 0.6 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.7:*:*:*:*:*:*:* Versions 0.7 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.8:*:*:*:*:*:*:* Versions 0.8 Vulnerable ·GNU
- cpe:2.3:a:gnu:adns:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·GNU
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2008-4100
- 2026-10-03 Alias added: GHSA-qpj2-q7ff-rjvv
References
More GNU Adns vulnerabilities
- TI-2017-06556 An issue was discovered in adns before 1.5.2. CVSS 3.1CRITICAL 9.8
- TI-2017-06555 An issue was discovered in adns before 1.5.2. CVSS 3.1CRITICAL 9.8
- TI-2017-06561 An issue was discovered in adns before 1.5.2. CVSS 3.1CRITICAL 9.8
- TI-2017-06557 An issue was discovered in adns before 1.5.2. CVSS 3.1HIGH 8.8
- TI-2017-06560 An issue was discovered in adns before 1.5.2. CVSS 3.1HIGH 7.5
- TI-2017-06559 An issue was discovered in adns before 1.5.2. CVSS 3.1HIGH 7.5
Sources
- CVE-2008-4100 · CVE Program
- CVE-2008-4100 · NVD
- FIRST EPSS
- GHSA-qpj2-q7ff-rjvv · GitHub Advisory Database · CC BY 4.0
- CVE-2008-4100 · Red Hat security data · CC BY 4.0
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