Buffer overread in the ngx_mail_smtp_module

Buffer overread in the ngxmailsmtpmodule Severity: low CVE-2025-53859 Not vulnerable: 1.29.1+ Vulnerable: 0.7.22-1.29.0...

CVE-2025-53859

Technical details about CVE-2025-53859 are not provided in the connected documents. The initial description notes an over-read in NGINX SMTP authentication, but no technical specifics are included here. Monitor for updates.

K000152786: NGINX ngx_mail_smtp_module vulnerability CVE-2025-53859

Security Advisory Description NGINX Open Source and NGINX Plus have a vulnerability in the ngxmailsmtpmodule that might allow an unauthenticated attacker to over-read NGINX SMTP authentication process memory; as a result, the server side may leak arbitrary bytes sent in a request to the...

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F5 NGINX Plus and F5 NGINX Open Source are both products of F5 Corporation, U.S.A. F5 NGINX Plus is a software-based application delivery platform.F5 NGINX Open Source is a high-performance web server, reverse proxy server, load balancer, and API gateway. A buffer error vulnerability exists in F5...

nginx -- worker process memory disclosure

F5 reports: NGINX Open Source and NGINX Plus have a vulnerability in the ngxmailsmtpmodule that might allow an unauthenticated attacker to over-read NGINX SMTP authentication process memory; as a result, the server side may leak arbitrary bytes sent in a request to the authentication server. This...

CVE-2025-40752

A vulnerability has been identified in POWER METER SICAM Q100 7KG9501-0AA01-0AA1 All versions = V2.60 = V2.60 = V2.60 = V2.60 = V2.70 V2.80. Affected devices store the password for the SMTP account as plain text. This could allow an authenticated local attacker to extract it and use the configure...

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CVE-2025-40752

A vulnerability has been identified in POWER METER SICAM Q100 7KG9501-0AA01-0AA1 All versions = V2.60 = V2.60 = V2.60 = V2.60 = V2.70 V2.80. Affected devices store the password for the SMTP account as plain text. This could allow an authenticated local attacker to extract it and use the configure...

CVE-2025-40752

CVE-2025-40752 affects Siemens POWER METER SICAM Q100/Q200 (Q100 variants 2.60–2.61/2.60–2.61 for certain SKUs) and SICAM Q200 (2.70–2.79) where SMTP password is stored in cleartext. This allows an authenticated local attacker to read the SMTP credentials from the device configuration and abuse t...

CVE-2025-40752

A vulnerability has been identified in POWER METER SICAM Q100 7KG9501-0AA01-0AA1 All versions = V2.60 = V2.60 = V2.60 = V2.60 = V2.70 V2.80. Affected devices store the password for the SMTP account as plain text. This could allow an authenticated local attacker to extract it and use the configure...

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