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                "value": "The smtplib library in CPython (aka Python) before 2.7.12, 3.x before 3.4.5, and 3.5.x before 3.5.2 does not return an error when StartTLS fails, which might allow man-in-the-middle attackers to bypass the TLS protections by leveraging a network position between the client and the registry to block the StartTLS command, aka a \"StartTLS stripping attack.\""
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                "name": "https://hg.python.org/cpython/rev/d590114c2394",
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                "name": "RHSA-2016:1630",
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            {
                "name": "[debian-lts-announce] 20190207 [SECURITY] [DLA 1663-1] python3.4 security update",
                "refsource": "MLIST",
                "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00011.html"
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                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1303647",
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                "name": "[oss-security] 20160614 Python CVE-2016-0772: smtplib StartTLS stripping attack",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2016/06/14/9"
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                "name": "https://hg.python.org/cpython/raw-file/v2.7.12/Misc/NEWS",
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                "name": "91225",
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                "refsource": "SUSE",
                "name": "openSUSE-SU-2020:0086",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html"
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}