CVE-2018-5471
No known exploitation. EPSS puts it in the 60th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
A Cleartext Transmission of Sensitive Information issue was discovered in Belden Hirschmann RS, RSR, RSB, MACH100, MACH1000, MACH4000, MS, and OCTOPUS Classic Platform Switches. A cleartext transmission of sensitive information vulnerability in the web interface has been identified, which may allow an attacker to obtain sensitive information through a successful man-in-the-middle attack.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
1.0% chance of exploitation activity in the next 30 days, which ranks it in the 60th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
7 events over 3033 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availableworkaround available, record updated
- Publishedweakness classified, att&ck mapped
Affected products
- hirschmann rs20-0900mmm2tdauNetworking Infrastructure
- hirschmann rs20-0900nnm4tdauNetworking Infrastructure
- hirschmann rs20-0900vvm2tdauNetworking Infrastructure
- hirschmann rs20-1600l2l2sdauNetworking Infrastructure
- hirschmann rs20-1600l2m2sdauNetworking Infrastructure
- hirschmann rs20-1600l2s2sdauNetworking Infrastructure
- hirschmann rs20-1600l2t1sdauNetworking Infrastructure
- hirschmann rs20-1600m2m2sdauNetworking Infrastructure
- Hirschmann RSNetworking Infrastructure
- Hirschmann RSRNetworking Infrastructure
- Hirschmann RSBNetworking Infrastructure
- Hirschmann MACH100Networking Infrastructure
- Hirschmann MACH1000Networking Infrastructure
- Hirschmann MACH4000Networking Infrastructure
- Hirschmann MSNetworking Infrastructure
- Hirschmann OCTOPUSNetworking Infrastructure
And 127 more affected products. See all after sign-in
Technical detail
CVSS 3.0 vector
Open in the CVSS calculatorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Scored 5.9 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- CollectionT1557Adversary-in-the-Middlehigh confidence
- Credential AccessT1040Network Sniffinghigh confidence
Sources
References in the record
- securityfocus.com/bid/103340
- ics-cert.us-cert.gov/advisories/ICSA-18-065-01
- raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2018/icsa-18-065-01.json
And 17 more references. See all after sign-in
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