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jvnJapan Vulnerability NotesJVN:65602714
HistorySep 17, 2015 - 12:00 a.m.

JVN#65602714: H2O vulnerable to directory traversal

2015-09-1700:00:00
Japan Vulnerability Notes
jvn.jp
16

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

EPSS

0.003

Percentile

71.0%

H2O is an open source web server software. H2O contains an issue in processing URL, which may result in a directory traversal (CWE-22) vulnerability.

Impact

A remote attacker may obtain arbitrary files on the server if “file.dir” directive is specified.

Solution

Update the Software
Update to the latest version according to the information provided by the developer.

Products Affected

  • H2O version 1.4.4 and earlier
  • H2O version 1.5.0-beta1 and earlier

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

EPSS

0.003

Percentile

71.0%