CVE-2018-14056
CVE-2018-14056 is a medium-severity vulnerability in Znc with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (79th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Znc
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2018-14056?
- CVE-2018-14056 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2018-14056 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-14056?
- CVE-2018-14056 primarily affects Znc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-14056?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-14056 published?
- CVE-2018-14056 was published on 2018-07-15 and last updated on 2026-06-17.
References
- https://github.com/znc/znc/commit/a4a5aeeb17d32937d8c7d743dae9a4cc755ce773
- https://security.gentoo.org/glsa/201807-03
- https://www.debian.org/security/2018/dsa-4252
Affected products (2)
- cpe:2.3:a:znc:znc:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
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