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CVE-2023-51765

Published: 12/24/2023 Last updated: 8/2/2024 Reserved: 12/24/2023

sendmail through 8.17.2 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because sendmail supports <LF>.<CR><LF> but some other popular e-mail servers do not. This is resolved in 8.18 and later versions with 'o' in srv_features.

CNA assigner: mitre (8254265b-2729-46b6-b9e3-3dfca2d5bfca) Requested by: n/a

Opam packages affected (1)

milter

Products affected (2)

Product Vendor Version
n/a n/a Snapdragon W5+ Gen 1 Wearable Platform
n/a n/a < 116b9c002c894097adc2b8684db2d1da4229ed46

References (68)