Risk Letters

Exploited vulnerability

CVE-2025-32433

TLP:CLEAR

Erlang Erlang/OTP SSH Server Missing Authentication for Critical Function Vulnerability

Erlang Erlang/OTP SSH server contains a missing authentication for critical function vulnerability. This could allow an attacker to execute arbitrary commands without valid credentials, potentially leading to unauthenticated remote code execution (RCE). By exploiting a flaw in how SSH protocol messages are handled, a malicious actor could gain unauthorized access to affected systems. This vulnerability could affect various products that implement Erlang/OTP SSH server, including—but not limited to—Cisco, NetApp, and SUSE.

Facts

  • Vendor: Erlang
  • Product: Erlang/OTP
  • CVSS: 10
  • EPSS (probability of exploitation within 30 days): 98.9 %
  • On CISA's Known Exploited Vulnerabilities list since: 9 June 2025
  • First known exploitation: 9 June 2025
  • CISA's deadline for US federal agencies: 30 June 2025
  • Weakness: CWE-306
  • First seen by Risk Letters: 9 June 2025

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD