Erlang OTP up to 17.0/26.2.5.15/27.3.4.3/28.0.3 ssh_sftpd.erl resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.78

Summaryinfo

A vulnerability categorized as problematic has been discovered in Erlang OTP up to 17.0/26.2.5.15/27.3.4.3/28.0.3. Affected by this issue is some unknown functionality in the library lib/ssh/src/ssh_sftpd.erl. Executing a manipulation can lead to resource consumption. This vulnerability is tracked as CVE-2025-48040. The attack can be launched remotely. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as problematic was found in Erlang OTP up to 17.0/26.2.5.15/27.3.4.3/28.0.3. This vulnerability affects an unknown functionality in the library lib/ssh/src/ssh_sftpd.erl. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

Uncontrolled Resource Consumption 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 until OTP 28.0.3, OTP 27.3.4.3 and 26.2.5.15 corresponding to ssh from 3.0.1 until 5.3.3, 5.2.11.3 and 5.1.4.12.

The advisory is shared for download at github.com. This vulnerability was named CVE-2025-48040 since 05/15/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 264748 (Linux Distros Unpatched Vulnerability : CVE-2025-48040), which helps to determine the existence of the flaw in a target environment.

Applying the patch 548f1295d86d0803da884db8685cc16d461d0d5a is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the databases at Tenable (264748) and CERT Bund (WID-SEC-2025-2034). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Debian Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • SUSE openSUSE
  • Open Source Erlang/OTP

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 264748
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-48040

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 548f1295d86d0803da884db8685cc16d461d0d5a

Timelineinfo

05/15/2025 CVE reserved
09/11/2025 +119 days Advisory disclosed
09/11/2025 +0 days VulDB entry created
06/06/2026 +268 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-h7rg-6rjg-4cph
Status: Confirmed

CVE: CVE-2025-48040 (🔒)
GCVE (CVE): GCVE-0-2025-48040
GCVE (VulDB): GCVE-100-323632
CERT Bund: WID-SEC-2025-2034 - Erlang/OTP: Mehrere Schwachstellen

Entryinfo

Created: 09/11/2025 14:37
Updated: 06/06/2026 04:21
Changes: 09/11/2025 14:37 (69), 09/12/2025 06:35 (7), 09/14/2025 21:33 (2), 10/22/2025 10:06 (1), 01/07/2026 06:48 (1), 06/06/2026 04:21 (1)
Complete: 🔍
Cache ID: 216::103

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