XSS in Nozomi Networks Cmc
CVE-2023-22843
An authenticated attacker with administrative access to the web management interface can inject malicious JavaScript code inside the definition of a Threat Intelligence rule, that will be stored and can later be executed by another legitimate user viewing the details of such a rule. Via stored Cross-Site Scripting (XSS), an attacker may be able to perform unauthorized actions on behalf of legitimate users and/or gather sensitive information. JavaScript injection was possible in the contents for Yara rules, while limited HTML injection has been proven for packet and STYX rules.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.003 (23.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Nozomi Networks Cmc — versions 0
- Nozomi Networks Guardian — versions 0
- Nozominetworks Cmc
- Nozominetworks Guardian
Weakness classification (CWE)
References
- security.nozominetworks.com/NN-2023:4-01 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-22843?
- CVE-2023-22843 is a medium-severity vulnerability in Nozomi Networks Cmc, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2023-08-09.
- How severe is CVE-2023-22843?
- Medium severity. CVSS v3 base score is 6.4 out of 10.