Improper input validation in Justsystems Hanako
CVE-2017-2154
Untrusted search path vulnerability in Hanako 2017, Hanako 2016, Hanako 2015, Hanako Pro 3, JUST Office 3 [Standard], JUST Office 3 [Eco Print Package], JUST Office 3 & Tri-De DataProtect Package, JUST Government 3, JUST Jump Class 2, JUST Frontier 3, JUST School 6 Premium, Hanako Police 5, JUST Police 3, Hanako 2017 trial version allows remote attackers to gain privileges via a Trojan horse DLL in an unspecified directory.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Justsystems Hanako — versions 2015, 2016, 2017
- Justsystems Hanako Police — versions 5
- Justsystems Hanako Pro — versions 3
- Justsystems Just Frontier — versions 3
- Justsystems Just Government — versions 3
- Justsystems Just Jump Class — versions 2
- Justsystems Just Office — versions 3
- Justsystems Just Police — versions 3
- Justsystems Just School — versions 6
Weakness classification (CWE)
References
- jvn.jp/en/jp/JVN54268888/index.html (VDB Entry, Third Party Advisory, third-party-advisory)
- www.justsystems.com/jp/info/js17002.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-2154?
- CVE-2017-2154 is a high-severity vulnerability in Justsystems Hanako, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2017-04-28.
- How severe is CVE-2017-2154?
- High severity. CVSS v3 base score is 7.8 out of 10.