Security readout for executives and security teams
CVE-2025-32433 is a critical Erlang/OTP SSH server flaw that can allow remote code execution before login. An exposed vulnerable SSH service could let an attacker run commands without credentials. CISA KEV status indicates known exploitation, so internet-facing or vendor-embedded Erlang/OTP SSH exposure should be treated as urgent. Exposure is most likely where Erlang/OTP's SSH server is enabled, reachable over a network, or bundled inside appliances and products. Not every Erlang installation is exposed; validation must confirm vulnerable OTP versions and active SSH server use. Prioritize remediation immediately for exposed systems. The combination of unauthenticated remote code execution, CVSS 10.0 severity, and CISA KEV listing makes this a direct business continuity and breach risk. Mitigation focus: Upgrade to OTP-27.3.3, OTP-26.2.5.11, OTP-25.3.2.20, or later.; Disable the Erlang/OTP SSH server where it is not required.; Restrict network access with firewall rules or equivalent controls..
Michael Williams reviewed this cited source version on .
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-306: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2025-32433 mapping review
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Open ATT&CK lookup- Severity
- Critical
- CVSS
- 10 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H3.96Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
10CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/erlang/otp/security/advisories/GHSA-37cp-fgq5-7wc2CVE reference · x_refsource_CONFIRM
- https://github.com/erlang/otp/commit/0fcd9c56524b28615e8ece65fc0c3f66ef6e4c12CVE reference · x_refsource_MISC
- https://github.com/erlang/otp/commit/6eef04130afc8b0ccb63c9a0d8650209cf54892fCVE reference · x_refsource_MISC
- https://github.com/erlang/otp/commit/b1924d37fd83c070055beb115d5d6a6a9490b891CVE reference · x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20250425-0001/CVE reference
- https://lists.debian.org/debian-lts-announce/2025/04/msg00028.htmlCVE reference
- https://github.com/ProDefense/CVE-2025-32433/blob/main/CVE-2025-32433.pyCVE reference · exploit
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-erlang-otp-ssh-xyZZyCVE reference · vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32433CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Missing Authentication for Critical Function
Missing Authentication for Critical Function represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.