Home/CVE/Authentication bypass vulnerability in the core config manager in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an
CVE

CVE-2018-8733

Authentication bypass vulnerability in the core config manager in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an

Authentication bypass vulnerability in the core config manager in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an unauthenticated attacker to make configuration changes and leverage an authenticated SQL injection vulnerability.

CRITICAL · CVSS 9.8 EPSS 0.77102
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
▤

Affected Products & Versions

1
nagios xi>= 5.2.0 and < 5.4.13
⚠

Public Exploits & PoCs

5
remoteNagios XI 5.2.6-5.4.12 - Chained Remote Code Execution (Metasploit)verified
webappsNagios XI 5.2.6 < 5.2.9 / 5.3 / 5.4 - Chained Remote Rootverified
pocblog.redactedsec.net · nagios.htmlblog.redactedsec.net
pocwww.exploit-db.com · 44560www.exploit-db.com
pocwww.exploit-db.com · 44969www.exploit-db.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Apr 2018 · 12:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXTRelease NotesVendor Advisory
https://gist.github.com/caleBot/f0a93b5a98574393e0139104eacc2d0fThird Party Advisory
https://www.nagios.com/downloads/nagios-xi/change-log/Release NotesVendor Advisory
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