CVE-2018-5461
No known exploitation. EPSS puts it in the 36th 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
An Inadequate Encryption Strength issue was discovered in Belden Hirschmann RS, RSR, RSB, MACH100, MACH1000, MACH4000, MS, and OCTOPUS Classic Platform Switches. An inadequate encryption strength 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
0.4% chance of exploitation activity in the next 30 days, which ranks it in the 36th 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:L/A:N
Scored 6.5 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 LowData modification is possible but limited in scope or consequence
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Credential AccessT1110Brute Forcemedium confidence
Sources
References in the record
- securityfocus.com/bid/103340
- ics-cert.us-cert.gov/advisories/ICSA-18-065-01
- sprecher-automation.com/ru/it-bezopasnost/&
And 17 more references. See all after sign-in
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