CVE-2018-0617 : Directory traversal vulnerability in ChamaNet MemoCGI v2.1800 to v2.2200 allows

Directory traversal vulnerability in ChamaNet MemoCGI v2.1800 to v2.2200 allows remote attackers to read arbitrary files via unspecified vectors.

Published 2018-07-26 17:29:01

Updated 2018-09-20 18:58:11

Source JPCERT/CC

View at NVD, CVE.org

Vulnerability category: Directory traversal

Products affected by CVE-2018-0617

Chama » Memocgi
Versions from including (>=) 2.1800 and up to, including, (<=) 2.2200
cpe:2.3:a:chama:memocgi:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.80%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 72 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Assigned by: nvd@nist.gov (Primary)

http://jvn.jp/en/jp/JVN58362455/index.html

JVN#58362455: MemoCGI vulnerable to directory traversal
Third Party Advisory
http://www.chama.ne.jp/download/etc/memo/index.htm

めもCGIはメモ帳です。ちょっと書き込みに便利。更新履歴にも使用できます。
Vendor Advisory

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