CVE-2019-12855

In words.protocols.jabber.xmlstream in Twisted through 19.2.1, XMPP support did not verify certificates when used with TLS, allowing an attacker to MITM connections.

CVSS v3.0 7.4 HIGH
CVSS v2.0 5.8 MEDIUM

7.4^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:N

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://twistedmatrix.com/trac/ticket/9561	Vendor Advisory
https://github.com/twisted/twisted/pull/1147	Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PLTZDMFBNFSJMBXYJNGJHENJA4H2TSMZ/
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00028.html
https://usn.ubuntu.com/4308-1/
https://usn.ubuntu.com/4308-2/
https://www.oracle.com/security-alerts/cpuapr2020.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:twistedmatrix:twisted:*:*:*:*:*:*:*:*

Information

Published : 2019-06-16 05:29

Updated : 2019-08-13 20:15

NVD link : CVE-2019-12855

Mitre link : CVE-2019-12855

JSON object : View

CWE

CWE-295

Improper Certificate Validation

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Products Affected

twistedmatrix

twisted

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