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Vulnerability details: VCID-fwwg-d98y-1kh6
Vulnerability ID VCID-fwwg-d98y-1kh6
Aliases CVE-2016-9928
Summary MCabber before 1.0.4 is vulnerable to roster push attacks, which allows remote attackers to intercept communications, or add themselves as an entity on a 3rd party's roster as another user, which will also garner associated privileges, via crafted XMPP packets.
Status Published
Exploitability 0.5
Weighted Severity 6.7
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-269 Improper Privilege Management
System Score Found at
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2016-9928
cvssv2 5.8 https://nvd.nist.gov/vuln/detail/CVE-2016-9928
cvssv3.1 7.4 https://nvd.nist.gov/vuln/detail/CVE-2016-9928
Reference id Reference type URL
http://lists.opensuse.org/opensuse-updates/2017-01/msg00130.html
https://api.first.org/data/v1/epss?cve=CVE-2016-9928
https://bitbucket.org/McKael/mcabber-crew/commits/6e1ead98930d7dd0a520ad17c720ae4908429033/raw
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845258
https://bugzilla.redhat.com/show_bug.cgi?id=1403790
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9928
https://gultsch.de/gajim_roster_push_and_message_interception.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00031.html
http://www.openwall.com/lists/oss-security/2016/12/11/2
http://www.openwall.com/lists/oss-security/2017/02/09/29
http://www.securityfocus.com/bid/94862
cpe:2.3:a:mcabber:mcabber:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mcabber:mcabber:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
CVE-2016-9928 https://nvd.nist.gov/vuln/detail/CVE-2016-9928
USN-4506-1 https://usn.ubuntu.com/4506-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9928
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9928
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.82488
EPSS Score 0.01904
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:35:19.796281+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/4506-1/ 37.0.0