CVE-2018-0608 — CRITICAL (9.8)

Q: What is CVE-2018-0608?

CVE-2018-0608 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

Q: How severe is CVE-2018-0608?

CVE-2018-0608 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2018-0608?

Check the references section above for vendor advisories and patch information. Affected products include: Dena H2O.

Vulnerability 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 Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dena	H2O	<= 2.2.4

Related Weaknesses (CWE)

CWE-119

References

http://jvn.jp/en/jp/JVN93226941/index.htmlThird Party Advisory
https://github.com/h2o/h2o/issues/1775Third Party Advisory
http://jvn.jp/en/jp/JVN93226941/index.htmlThird Party Advisory
https://github.com/h2o/h2o/issues/1775Third Party Advisory

FAQ

What is CVE-2018-0608?

CVE-2018-0608 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

How severe is CVE-2018-0608?

CVE-2018-0608 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-0608?

Check the references section above for vendor advisories and patch information. Affected products include: Dena H2O.