CVE-2025-48041: SSH_FXP_OPENDIR may Lead to Exhaustion of File Handles

Severity: high (CVSS 7.1 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-11 · updated 2026-07-24
Weakness: CWE-400

Description

Allocation of Resources Without Limits or Throttling vulnerability in Erlang OTP ssh (ssh_sftp modules) allows Excessive Allocation, Flooding. 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.

Affected products

Erlang OTP: from 3.0.1; from 17.0

References

https://cna.erlef.org/cves/CVE-2025-48041.html
https://github.com/erlang/otp/commit/5f9af63eec4657a37663828d206517828cb9f288
https://github.com/erlang/otp/commit/d49efa2d4fa9e6f7ee658719cd76ffe7a33c2401
https://github.com/erlang/otp/pull/10157
https://github.com/erlang/otp/security/advisories/GHSA-79c4-cvv7-4qm3
https://osv.dev/vulnerability/EEF-CVE-2025-48041
https://www.erlang.org/doc/system/versions.html#order-of-versions

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