CVE-2025-48039: CWE-770 Allocation of Resources Without Limits or Throttling in Erlang OTP
Allocation of Resources Without Limits or Throttling vulnerability in Erlang OTP ssh (ssh_sftp modules) allows Excessive Allocation, Resource Leak Exposure. This vulnerability is associated with program files lib/ssh/src/ssh_sftpd.erl. This issue affects OTP from OTP 17.0 before OTP 28.0.3, OTP 27.3.4.3 and OTP 26.2.5.15, corresponding to ssh from 3.0.1 before 5.3.3, 5.2.11.3 and 5.1.4.12.
AI Analysis
Technical Summary
This vulnerability (CVE-2025-48039) in Erlang OTP affects the ssh component, specifically the ssh_sftp modules, due to allocation of resources without proper limits or throttling. It can cause excessive allocation and resource leak exposure. The affected OTP versions include OTP 17.0 up to but not including OTP 28.0.3, OTP 27.3.4.3, and OTP 26.2.5.15, corresponding to ssh versions from 3.0.1 up to but not including 5.3.3, 5.2.11.3, and 5.1.4.12 respectively. The vulnerability is located in the program files under lib/ssh/src/ssh_sftpd.erl. The CVSS 4.0 base score is 5.3, indicating medium severity with network attack vector, low attack complexity, and low privileges required.
Potential Impact
Exploitation of this vulnerability can lead to excessive resource consumption or resource leaks in the affected Erlang OTP ssh modules. This may degrade system performance or availability but does not indicate direct code execution or data disclosure based on the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official patch or fix links are provided in the available data. Users should monitor Erlang's official advisories for updates and apply any released patches promptly once available.
CVE-2025-48039: CWE-770 Allocation of Resources Without Limits or Throttling in Erlang OTP
Description
Allocation of Resources Without Limits or Throttling vulnerability in Erlang OTP ssh (ssh_sftp modules) allows Excessive Allocation, Resource Leak Exposure. This vulnerability is associated with program files lib/ssh/src/ssh_sftpd.erl. This issue affects OTP from OTP 17.0 before OTP 28.0.3, OTP 27.3.4.3 and OTP 26.2.5.15, corresponding to ssh from 3.0.1 before 5.3.3, 5.2.11.3 and 5.1.4.12.
CVSS v4.0
Score 5.3medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-48039) in Erlang OTP affects the ssh component, specifically the ssh_sftp modules, due to allocation of resources without proper limits or throttling. It can cause excessive allocation and resource leak exposure. The affected OTP versions include OTP 17.0 up to but not including OTP 28.0.3, OTP 27.3.4.3, and OTP 26.2.5.15, corresponding to ssh versions from 3.0.1 up to but not including 5.3.3, 5.2.11.3, and 5.1.4.12 respectively. The vulnerability is located in the program files under lib/ssh/src/ssh_sftpd.erl. The CVSS 4.0 base score is 5.3, indicating medium severity with network attack vector, low attack complexity, and low privileges required.
Potential Impact
Exploitation of this vulnerability can lead to excessive resource consumption or resource leaks in the affected Erlang OTP ssh modules. This may degrade system performance or availability but does not indicate direct code execution or data disclosure based on the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official patch or fix links are provided in the available data. Users should monitor Erlang's official advisories for updates and apply any released patches promptly once available.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- EEF
- Date Reserved
- 2025-05-15T08:36:04.576Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 68c31dfb563d4c3db05f6e4c
Added to database: 09/11/2025, 19:07:39 UTC
Last enriched: 07/24/2026, 21:30:51 UTC
Last updated: 09/10/2026, 19:36:50 UTC
Views: 259
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