XSS in Check Mk Project
CVE-2017-11507
A cross site scripting (XSS) vulnerability exists in Check_MK versions 1.2.8x prior to 1.2.8p25 and 1.4.0x prior to 1.4.0p9, allowing an unauthenticated attacker to inject arbitrary HTML or JavaScript via the output_format parameter, and the username parameter of failed HTTP basic authentication attempts, which is returned unencoded in an internal server error page.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (62.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Check Mk Project — versions 1.2.8, 1.4.0
- Tenable Check Mk — versions 1.4.0x prior to 1.4.0p9, 1.2.8x prior to 1. 2.8p25
Weakness classification (CWE)
References
- www.tenable.com/security/research/tra-2017-20 (Exploit, Third Party Advisory)
- mathias-kettner.com/check_mk_werks.php (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-11507?
- CVE-2017-11507 is a medium-severity vulnerability in Check Mk Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-12-11.
- How severe is CVE-2017-11507?
- Medium severity. CVSS v3 base score is 6.1 out of 10.