Multiple Cisco Products Unauthenticated Remote Code Execution in Erlang/OTP SSH Server: April 2025
Summary
Affected Products
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Cisco is investigating its product lines which include Erlang/OTP to determine which products may be affected by this vulnerability. As the investigation progresses, Cisco will update this advisory with information about affected products.
The Vulnerable Products section includes Cisco bug IDs for each affected product. The bugs are accessible through the Cisco Bug Search Tool and contain additional platform-specific information, including workarounds (if available) and fixed software releases.
The following products are under active investigation to determine whether they are affected by the vulnerability that is described in this advisory.
- Network Application, Service, and Acceleration
- Wide Area Application Services (WAAS) Software
- Network Management and Provisioning
- FindIT Network Management Software
- Virtualized Infrastructure Manager
- WAE Automation
- Routing and Switching – Enterprise and Service Provider
- ASR 5000 Series Software (StarOS); Ultra Packet Core
- Catalyst Center, formerly DNA Center
- Meraki Products
- Ultra Cloud Core – Policy Control Function
- Routing and Switching – Small Business
- Business Dashboard
- Small Business RV Series Routers
- Unified Computing
- Enterprise NFV Infrastructure Software (NFVIS)
The following table lists Cisco products that are affected by the vulnerability that is described in this advisory. If a future release date is indicated for software, the date provided represents an estimate based on all information known to Cisco as of the Last Updated date at the top of the advisory. Availability dates are subject to change based on a number of factors, including satisfactory testing results and delivery of other priority features and fixes. If no version or date is listed for an affected component (indicated by a blank field and/or an advisory designation of Interim), Cisco is continuing to evaluate the fix and will update the advisory as additional information becomes available. After the advisory is marked Final, customers should refer to the associated Cisco bug(s) for further details.
| Cisco Product |
Cisco Bug ID |
Fixed Release Available |
| Network Application, Service, and Acceleration |
| ConfD, ConfD Basic1 |
CSCwo83759 |
May 2025 |
| Network Management and Provisioning |
| Network Services Orchestrator (NSO)1 |
CSCwo83796 |
May 2025 |
| Smart PHY |
CSCwo83751 |
|
| Routing and Switching – Enterprise and Service Provider |
| Intelligent Node Manager |
CSCwo83755 |
|
| Ultra Cloud Core – Subscriber Microservices Infrastructure |
CSCwo83747 |
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1. While these products are vulnerable because they accept unauthenticated channel request messages, due to the product configuration they are not vulnerable to RCE.
| Cisco Product |
|
| Network and Content Security Devices |
| FXOS Software |
| Identity Services Engine (ISE) |
| Secure Firewall Management Center |
| Secure Network Analytics (SNA) |
| Network Application, Service, and Acceleration |
| Automated Fault Management |
| Network Management and Provisioning |
| Application Policy Infrastructure Controller (APIC) |
| Crosswork Hierarchical Controller |
| Cyber Vision |
| Elastic Services Controller |
| Evolved Programmable Network Manager (EPNM) |
| Policy Suite |
| Provider Connectivity Assurance |
| Virtual Topology System |
| Routing and Switching – Enterprise and Service Provider |
| Catalyst SD-WAN Manager |
| Catalyst SD-WAN |
| Intelligent Node Software |
| IOS Software |
| IOS XE Software |
| IOS XR Software |
| Video, Streaming, TelePresence, and Transcoding Devices |
| Expressway and TelePresence Video Communication Server (VCS) |
Workarounds
Fixed Software
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For information about fixed software releases, consult the Cisco bugs identified in the Vulnerable Products section of this advisory.
When considering software upgrades, customers are advised to regularly consult the advisories for Cisco products, which are available from the Cisco Security Advisories page, to determine exposure and a complete upgrade solution.
In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) or their contracted maintenance providers.
Exploitation and Public Announcements
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The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerability described in this advisory.
The Cisco PSIRT is not aware of any malicious use of the vulnerability that is described in this advisory.
Source
Cisco Security Vulnerability Policy
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To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.
Related to This Advisory
URL
Revision History
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| Version |
Description |
Section |
Status |
Date |
| 1.1 |
Updated product lists and statuses. |
Products Under Investigation, Vulnerable Products, Products Confirmed Not Vulnerable |
Interim |
2025-APR-23 |
| 1.0 |
Initial public release. |
– |
Interim |
2025-APR-22 |
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Legal Disclaimer
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