Vulnerability Details : CVE-2018-14056
ZNC before 1.7.1-rc1 is prone to a path traversal flaw via ../ in a web skin name to access files outside of the intended skins directories.
Vulnerability category: Directory traversal
Products affected by CVE-2018-14056
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:znc:znc:*:*:*:*:*:*:*:*
Threat overview for CVE-2018-14056
Top countries where our scanners detected CVE-2018-14056
Top open port discovered on systems with this issue
80
IPs affected by CVE-2018-14056 444
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2018-14056
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 49 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-14056
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
5.3
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2018-14056
-
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)
References for CVE-2018-14056
-
https://www.debian.org/security/2018/dsa-4252
Debian -- Security Information -- DSA-4252-1 zncThird Party Advisory
-
https://security.gentoo.org/glsa/201807-03
ZNC:Multiple Vulnerabilities (GLSA 201807-03) — Gentoo securityThird Party Advisory
-
https://github.com/znc/znc/commit/a4a5aeeb17d32937d8c7d743dae9a4cc755ce773
Don't let web skin name ../../../../ access files outside of usual sk… · znc/znc@a4a5aee · GitHubPatch;Third Party Advisory
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