Critical severity · published Jun 26, 2018
CVE-2018-0608
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
9.8
CVSS
3.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.8% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
H2
H2o · Dena
through 2.2.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-0608
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-0608
Third Party Advisory
http://jvn.jp/en/jp/JVN93226941/index.html
Third Party Advisory
https://github.com/h2o/h2o/issues/1775
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