Buffer overflow in Geekman Tinysvcmdns

CVE-2017-12087

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…

Vulnerability class: Buffer Overflow

EPSS: 0.019 (77.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-12087?
CVE-2017-12087 is a critical-severity vulnerability in Geekman Tinysvcmdns, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 10.0/10. Published 2018-04-24.
How severe is CVE-2017-12087?
Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2017-12087 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.