Joined: 12 May 2004
|Posted: Wed Jul 29, 2020 6:26 am Post subject: [ GLSA 202007-56 ] Claws Mail
|Gentoo Linux Security Advisory
Title: Claws Mail: Improper STARTTLS handling (GLSA 202007-56)
A vulnerability was discovered in Claws Mail's STARTTLS handling,
possibly allowing an integrity/confidentiality compromise.
Claws Mail is a GTK based e-mail client.
Vulnerable: < 3.17.6
Unaffected: >= 3.17.6
Architectures: All supported architectures
It was discovered that Claws Mail was not properly handling state within
the STARTTLS protocol handshake.
There may be a breach of integrity or confidentiality in connections
made using Claws Mail with STARTTLS.
There is no known workaround at this time.
All Claws Mail users should upgrade to the latest version:
|# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-client/claws-mail-3.17.6"