CVE-2017-10868 — HIGH (7.5)

Q: What is CVE-2017-10868?

CVE-2017-10868 is a vulnerability with a CVSS score of 7.5 (HIGH). H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/1 header.

Q: How severe is CVE-2017-10868?

CVE-2017-10868 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2017-10868?

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

Vulnerability Description

H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/1 header.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dena	H2O	< 2.2.3

Related Weaknesses (CWE)

CWE-20

References

https://github.com/h2o/h2o/issues/1459Third Party Advisory
https://jvn.jp/en/jp/JVN84182676/index.htmlThird Party AdvisoryVDB Entry
https://github.com/h2o/h2o/issues/1459Third Party Advisory
https://jvn.jp/en/jp/JVN84182676/index.htmlThird Party AdvisoryVDB Entry

FAQ

What is CVE-2017-10868?

CVE-2017-10868 is a vulnerability with a CVSS score of 7.5 (HIGH). H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/1 header.

How severe is CVE-2017-10868?

CVE-2017-10868 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-10868?

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