CVE-2017-2909

moderate-risk
Published 2017-11-07

An infinite loop programming error exists in the DNS server functionality of Cesanta Mongoose 6.8 library. A specially crafted DNS request can cause an infinite loop resulting in high CPU usage and Denial Of Service. An attacker can send a packet over the network to trigger this vulnerability.

Do I need to act?

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0.37% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Cesanta

References (2)

Technical Description https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416
Technical Description https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416
32
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal