CVE-2021-46853
Alpine before 2.25 allows remote attackers to cause a denial of service (application crash) when LIST or LSUB is sent before STARTTLS.
- Mettez à jour vers 2.25+dfsg1-1
PatchFirst · Vulnérabilités récentes
Vulnérabilité publiée pour alpine au cours des 30 derniers jours : 0. Dans le catalogue KEV : 0.
Vulnérabilités : 4
Alpine before 2.25 allows remote attackers to cause a denial of service (application crash) when LIST or LSUB is sent before STARTTLS.
In Alpine before 2.25, untagged responses from an IMAP server are accepted before STARTTLS.
Alpine before 2.23 silently proceeds to use an insecure connection after a /tls is sent in certain circumstances involving PREAUTH, which is a less secure behavior than the alternative of closing the connection and letting the user decide what they would like to do.
Off-by-one error in the rfc822_output_char function in the RFC822BUFFER routines in the University of Washington (UW) c-client library, as used by the UW IMAP toolkit before imap-2007e and other applications, allows context-dependent attackers to cause a denial of service (crash) via an e-mail message that triggers a buffer overflow.
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