From e748ba9741f6540f4675c23e3e37b73e822c13a4 Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Mon, 31 May 2021 20:59:14 +0100 Subject: gentoo resync : 31.05.2021 --- metadata/glsa/glsa-202105-02.xml | 51 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 metadata/glsa/glsa-202105-02.xml (limited to 'metadata/glsa/glsa-202105-02.xml') diff --git a/metadata/glsa/glsa-202105-02.xml b/metadata/glsa/glsa-202105-02.xml new file mode 100644 index 000000000000..6033d073253a --- /dev/null +++ b/metadata/glsa/glsa-202105-02.xml @@ -0,0 +1,51 @@ + + + + stunnel: Improper certificate validation + Stunnel was not properly verifying TLS certificates, possibly + allowing an integrity/confidentiality compromise. + + stunnel + 2021-05-26 + 2021-05-26 + 772146 + local, remote + + + 5.58 + 5.58 + + + +

The stunnel program is designed to work as an SSL/TLS encryption wrapper + between a client and a local or remote server. +

+
+ +

It was discovered that stunnel did not correctly verified the client + certificate when options “redirect” and “verifyChain” are used. +

+
+ +

A remote attacker could send a specially crafted certificate, possibly + resulting in a breach of integrity or confidentiality. +

+
+ +

There is no known workaround at this time.

+
+ +

All stunnel users should upgrade to the latest version:

+ + + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-misc/stunnel-5.58" + + +
+ + CVE-2021-20230 + + whissi + whissi +
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