CVE-2016-9928

Name: CVE-2016-9928
Creator: NVD / NIST
Published: 2020-02-06T14:15:10.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 4.51%

Last modified Jun 17, 2026

CVE-2016-9928 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. 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.. EPSS estimates a 4.51% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.4/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

4.51%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Mcabber	Mcabber	>= 1.0.0, < 1.0.4
Canonical	Ubuntu Linux	16.04
Debian	Debian Linux	8.0

References

http://lists.opensuse.org/opensuse-updates/2017-01/msg00130.htmlMailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/11/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/09/29Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/94862Third Party Advisory, VDB Entry
https://bitbucket.org/McKael/mcabber-crew/commits/6e1ead98930d7dd0a520ad17c720ae4908429033/rawPatch, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845258Exploit, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1403790Exploit, Issue Tracking, Third Party Advisory
https://gultsch.de/gajim_roster_push_and_message_interception.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00031.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/4506-1/Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2017-01/msg00130.htmlMailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/11/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/02/09/29Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/94862Third Party Advisory, VDB Entry
https://bitbucket.org/McKael/mcabber-crew/commits/6e1ead98930d7dd0a520ad17c720ae4908429033/rawPatch, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845258Exploit, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1403790Exploit, Issue Tracking, Third Party Advisory
https://gultsch.de/gajim_roster_push_and_message_interception.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00031.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/4506-1/Third Party Advisory

Timeline

Published: Feb 6, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-9928?

How severe is CVE-2016-9928?

CVE-2016-9928 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 4.51% probability of exploitation in the next 30 days.

How do I fix CVE-2016-9928?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-9928?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST