CVE-2016-5180
high-risk
Published 2016-10-03
Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped trailing dot.
Do I need to act?
!
18.2% chance of exploitation in next 30 days
EPSS score — higher than 82% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (20)
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
C-Ares
Affected Vendors
References (18)
67
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
13/34 · Low
Exposure
22/34 · High