CVE-2017-5603
An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a...
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 Jitsi 2.5.5061 - 2.9.5544.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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 Jitsi 2.5.5061 - 2.9.5544.
- Record
CVE-2017-5603- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-20, CWE-346
- Updated
- 2026-11-02
CVE List No score
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 Jitsi 2.5.5061 - 2.9.5544.
- Record
CVE-2017-5603- Updated
- 2026-11-02
EUVDEUVD-2017-14702 No score
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 Jitsi 2.5.5061 - 2.9.5544.
- Record
EUVD-2017-14702- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xrvf-qx2p-xmvr
An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a...
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 Jitsi 2.5.5061 - 2.9.5544.
- Record
GHSA-xrvf-qx2p-xmvr- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
OSV
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 Jitsi 2.5.5061 - 2.9.5544.
- Record
CVE-2017-5603- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVMGASA-2017-0049 No score
Updated jitsi packages fix security vulnerability
An incorrect implementation of XEP-0280: Message Carbons in Jitsi and other 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 (CVE-2017-5603).
- Record
MGASA-2017-0049- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10979-1 No score
libqxmpp-devel-1.4.0-1.2 on GA media
These are all security issues fixed in the libqxmpp-devel-1.4.0-1.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10979-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2026:11142-1 No score
libQXmppQt6-10-1.16.1-1.1 on GA media
These are all security issues fixed in the libQXmppQt6-10-1.16.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2026:11142-1- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-5603 is a medium vulnerability (CVSS 5.9) in Jitsi, published February 9, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.55%, the 75th percentile. Fixed in jitsi 2.6-1.1.mga5.
References
openwall.com/lists/oss-security/2017/02/09/29
securityfocus.com/bid/96174
rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons
github.com/jitsi/jitsi/commit/7d66da61b316c9480b63000f831b6de723b87315
nvd.nist.gov/vuln/detail/CVE-2017-5603