drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Preisgabe von Informationen in Claws Mail
Name: |
Preisgabe von Informationen in Claws Mail |
|
ID: |
202007-56 |
|
Distribution: |
Gentoo |
|
Plattformen: |
Keine Angabe |
|
Datum: |
Di, 28. Juli 2020, 23:26 |
|
Referenzen: |
https://nvd.nist.gov/vuln/detail/CVE-2020-15917 |
|
Applikationen: |
Claws Mail |
|
Originalnachricht |
--Apple-Mail=_2297B37D-3C20-467C-AC93-76DE3B645FAD Content-Type: multipart/alternative; boundary="Apple-Mail=_3C37E14C-FD72-4278-A503-3F2E3B8E9BC7"
--Apple-Mail=_3C37E14C-FD72-4278-A503-3F2E3B8E9BC7 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=us-ascii
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202007-56 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: Claws Mail: Improper STARTTLS handling Date: July 28, 2020 Bugs: #733684 ID: 202007-56
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Synopsis ========
A vulnerability was discovered in Claws Mail's STARTTLS handling, possibly allowing an integrity/confidentiality compromise.
Background ==========
Claws Mail is a GTK based e-mail client.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 mail-client/claws-mail < 3.17.6 >= 3.17.6
Description ===========
It was discovered that Claws Mail was not properly handling state within the STARTTLS protocol handshake.
Impact ======
There may be a breach of integrity or confidentiality in connections made using Claws Mail with STARTTLS.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Claws Mail users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=mail-client/claws-mail-3.17.6"
References ==========
[ 1 ] CVE-2020-15917 https://nvd.nist.gov/vuln/detail/CVE-2020-15917
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202007-56
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License =======
Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
--Apple-Mail=_3C37E14C-FD72-4278-A503-3F2E3B8E9BC7 Content-Transfer-Encoding: 7bit Content-Type: text/html; charset=us-ascii
<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><pre style="word-wrap: break-word; white-space: pre-wrap;" class="">- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202007-56 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <a href="https://security.gentoo.org/" class="">https://security.gentoo.org/</a> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: Claws Mail: Improper STARTTLS handling Date: July 28, 2020 Bugs: #733684 ID: 202007-56
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Synopsis ========
A vulnerability was discovered in Claws Mail's STARTTLS handling, possibly allowing an integrity/confidentiality compromise.
Background ==========
Claws Mail is a GTK based e-mail client.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 mail-client/claws-mail < 3.17.6 >= 3.17.6
Description ===========
It was discovered that Claws Mail was not properly handling state within the STARTTLS protocol handshake.
Impact ======
There may be a breach of integrity or confidentiality in connections made using Claws Mail with STARTTLS.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Claws Mail users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=mail-client/claws-mail-3.17.6"
References ==========
[ 1 ] CVE-2020-15917 <a href="https://nvd.nist.gov/vuln/detail/CVE-2020-15917" class="">https://nvd.nist.gov/vuln/detail/CVE-2020-15917</a>
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
<a href="https://security.gentoo.org/glsa/202007-56" class="">https://security.gentoo.org/glsa/202007-56</a>
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to <a href="mailto:security@gentoo.org" class="">security@gentoo.org</a> or alternatively, you may file a bug at <a href="https://bugs.gentoo.org" class="">https://bugs.gentoo.org</a>.
License =======
Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
<a href="https://creativecommons.org/licenses/by-sa/2.5" class="">https://creativecommons.org/licenses/by-sa/2.5</a></pre><div class=""><br class=""></div></body></html> --Apple-Mail=_3C37E14C-FD72-4278-A503-3F2E3B8E9BC7--
--Apple-Mail=_2297B37D-3C20-467C-AC93-76DE3B645FAD Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP
-----BEGIN PGP SIGNATURE-----
iNUEARYKAH0WIQSONjK3ErBA5VvN3hCxfj6E5hA8mwUCXyB/PV8UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0OEUz NjMyQjcxMkIwNDBFNTVCQ0RERTEwQjE3RTNFODRFNjEwM0M5QgAKCRCxfj6E5hA8 mxezAP40T3E+l4w8ANIT6etnaaAfZ1gTv8alFNUF12xUNQAweAEA2rThlo7NKKC6 dkh5I5fOQHA887FDbkCAZXHpkxptPw4= =DuQv -----END PGP SIGNATURE-----
--Apple-Mail=_2297B37D-3C20-467C-AC93-76DE3B645FAD--
|
|
|
|