How severe is CVE-2017-12130?

CVE-2017-12130 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-12130 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12130?

CVE-2017-12130 affects Tinysvcmdns Project Tinysvcmdns. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12130?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-12130 published?

CVE-2017-12130 was published on 2018-01-20 and last updated on 2026-06-17.

CVE-2017-12130

CVE-2017-12130 is a high-severity vulnerability in Tinysvcmdns Project Tinysvcmdns with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Tinysvcmdns Project Tinysvcmdns
Published: 2018-01-20
Last modified: 2026-06-17

Description

An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerability.

Frequently asked questions

What is CVE-2017-12130?: An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerability.
How severe is CVE-2017-12130?: CVE-2017-12130 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-12130 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12130?: CVE-2017-12130 affects Tinysvcmdns Project Tinysvcmdns. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12130?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-12130 published?: CVE-2017-12130 was published on 2018-01-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tinysvcmdns_project:tinysvcmdns:2017-11-05:*:*:*:*:*:*:*

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