Vulnerability CVE-2017-5590
Published: 2017-02-09

Description:
An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the vulnerable application's display. This allows for various kinds of social engineering attacks. This CVE is for ChatSecure (3.2.0 - 4.0.0; only iOS) and Zom (all versions up to 1.0.11; only iOS).

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
ZOM -> ZOM 
Chatsecure -> Chatsecure 

 References:
http://openwall.com/lists/oss-security/2017/02/09/29
http://www.securityfocus.com/bid/96165
https://github.com/ChatSecure/ChatSecure-iOS/commit/a340b4bb519227d89f85f2716a10a197a65d4856
https://github.com/zom/Zom-iOS/commit/880051eaa8ba32d1b257c87a7d8798a93561bfd3
https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/
https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf
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