CVE-2018-0608

moderate-risk

Published 2018-06-26

Buffer overflow in H2O version 2.2.4 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via unspecified vectors.

Do I need to act?

2.4% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (1)

H2O

Affected Vendors

Dena

References (4)

Third Party Advisory http://jvn.jp/en/jp/JVN93226941/index.html

Third Party Advisory https://github.com/h2o/h2o/issues/1775

Third Party Advisory http://jvn.jp/en/jp/JVN93226941/index.html

Third Party Advisory https://github.com/h2o/h2o/issues/1775

/ 100

moderate-risk

Severity 32/34 · Critical

Exploitability 6/34 · Minimal

Exposure 5/34 · Minimal