CVE-2017-15133
Denial of Service in miekg-dns
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
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
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
CVE-2017-15133- 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
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-400
- Updated
- 2026-11-02
CVE List No score
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
CVE-2017-15133- Weakness
- CWE-400
- Updated
- 2026-11-02
EUVDEUVD-2021-1368 No score
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
EUVD-2021-1368- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p55x-7x9v-q8m4
Denial of Service in miekg-dns
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
GHSA-p55x-7x9v-q8m4- 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-400
- Updated
- 2026-11-02
OSV
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
CVE-2017-15133- 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-2017-15133
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
DEBIAN-CVE-2017-15133- 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
OSVGHSA-p55x-7x9v-q8m4
Denial of Service in miekg-dns
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
GHSA-p55x-7x9v-q8m4- 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-400
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-15133
A denial of service flaw was found in miekg-dns before 1.0.4. A remote attacker could use carefully timed TCP packets to block the DNS server from accepting new connections.
- Record
UBUNTU-CVE-2017-15133- 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
OSVGO-2020-0006 No score
Denial of service via open idle connection in github.com/miekg/dns
An attacker may prevent TCP connections to a Server by opening a connection and leaving it idle, until the connection is closed by the server no other connections will be accepted.
- Record
GO-2020-0006- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/miekg/dnsGo |
before 1.0.4 | 1.0.4 |
golang-github-miekg-dnsDebian:12 |
before 0.0~git20170501.0.f282f80-3 | 0.0~git20170501.0.f282f80-3 |
golang-github-miekg-dnsDebian:13 |
before 0.0~git20170501.0.f282f80-3 | 0.0~git20170501.0.f282f80-3 |
golang-github-miekg-dnsDebian:14 |
before 0.0~git20170501.0.f282f80-3 | 0.0~git20170501.0.f282f80-3 |
github.com/miekg/dnsGo |
before 1.0.4-0.20180125103619-43913f2f4fbd | 1.0.4-0.20180125103619-43913f2f4fbd |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| 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-2017-15133 is a high vulnerability (CVSS 7.5) in Miek Gieben Miekg-dns, published January 29, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.85%, the 79th percentile. Fixed in github.com/miekg/dns 1.0.4.