XSS in Olimpoks Olimpok
CVE-2020-16270
OLIMPOKS under 3.3.39 allows Auth/Admin ErrorMessage XSS. Remote Attacker can use discovered vulnerability to inject malicious JavaScript payload to victim’s browsers in context of vulnerable applications. Executed code can be used to steal administrator’s cookies, influence HTML content of targeted application and perform phishing-related attacks. Vulnerable application used in more than 3000 organizations in different sectors from retail to industries.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.131 (96.3th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.131 · newest: 0.131 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- olimpoks.ru/oks/forum/olimpoks5.php (Product, Vendor Advisory)
- bdu.fstec.ru/vul/2020-04623 (Third Party Advisory)
- github.com/Security-AVS/CVE-2020-16270 (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-16270?
- CVE-2020-16270 is a medium-severity vulnerability in Olimpoks Olimpok, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-10-16.
- How severe is CVE-2020-16270?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-16270 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.