CVE-2017-14339
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer...
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
CVE-2017-14339- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-835
- Updated
- 2026-11-02
CVE List No score
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
CVE-2017-14339- Updated
- 2026-11-02
EUVDEUVD-2017-5842 No score
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
EUVD-2017-5842- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4g52-pmx3-v5c4
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer...
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
GHSA-4g52-pmx3-v5c4- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-835
- Updated
- 2026-11-02
OSV
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
CVE-2017-14339- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2017-14339
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
DEBIAN-CVE-2017-14339- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-14339
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
- Record
UBUNTU-CVE-2017-14339- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
yadifaDebian:12 |
before 2.2.6-1 | 2.2.6-1 |
yadifaDebian:13 |
before 2.2.6-1 | 2.2.6-1 |
yadifaDebian:14 |
before 2.2.6-1 | 2.2.6-1 |
yadifaDebian:9 |
before 2.2.3-1+deb9u1, plus listed versions 2.2.3-1 |
2.2.3-1+deb9u1 |
yadifaUbuntu:16.04:LTS |
All versions, plus listed versions 2.1.3-22.1.4-12.1.4-22.1.6-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-14339 is a high vulnerability (CVSS 7.5) in Yadifa, published September 20, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.53%, the 84th percentile. Fixed in yadifa 2.2.6-1.
References
github.com/yadifa/yadifa/blob/v2.2.6/ChangeLog
tarlogic.com/blog/fuzzing-yadifa-dns
debian.org/security/2017/dsa-4001
nvd.nist.gov/vuln/detail/CVE-2017-14339
security-tracker.debian.org/tracker/CVE-2017-14339
ubuntu.com/security/CVE-2017-14339
cve.org/CVERecord?id=CVE-2017-14339