CVE-2023-31152
Authentication Bypass Using an Alternate Path or Channel
No known exploitation. EPSS puts it in the 27th 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 Authentication Bypass Using an Alternate Path or Channel vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface allows Authentication Bypass. See SEL Service Bulletin dated 2022-11-15 for more details.
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 27th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
5 events over 561 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- sel-2241 rtac module firmwareICS / OT / IoT / industrial-network
- sel-3350 firmwareHardware Firmware
- sel-3505 firmwareICS / OT / IoT / industrial-network
- sel-3505-3 firmwareICS / OT / IoT / industrial-network
- sel-3530 firmwareICS / OT / IoT / industrial-network
- sel-3530-4 firmwareICS / OT / IoT / industrial-network
- sel-3532 firmwareHardware Firmware
- sel-3555 firmwareHardware Firmware
And 4 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:N
Scored 4.0 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 HighRequires admin or elevated privileges
- User Interaction RequiredA user must click a link, open a file, or perform some action
Scope
- Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)
Impact if exploited
- Confidentiality LowSome restricted information is disclosed, but limited in scope
- 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.
Sources
References in the record
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