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CVE-2017-12087
CRITICAL
An exploitable heap overflow vulnerability exists in the tinysvcmdns library version 2016-07-18. A specially crafted packet can make the library overwrite an arbitrary amount of data on the heap with attacker controlled values. An attacker needs send a dns packet to trigger this vulnerability.
Published: Apr 24, 2018
Modified: Jun 17, 2026
CWE-119
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| tinysvcmdns_project | tinysvcmdns | 2016-07-18 |
GitHub Security Advisory GHSA-cf6x-64rm-85pr
An exploitable heap overflow vulnerability exists in the tinysvcmdns library version 2016-07-18....
References (2)
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0439 Exploit, Technical Description, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0439 Exploit, Technical Description, Third Party Advisory
Risk Scores
CVSS Score
10.0 / 10
EPSS Score
1.94%
Top 22% most likely to be exploited
Threat Score
40.6 / 100
Data Sources
NVD
EPSS
GitHub