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
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 SleekXMPP up to 1.3.1 and Slixmpp all versions up to 1.2.3, as bundled in poezio (0.8 - 0.10) and other products.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | sleekxmpp | < 1.3.2 | 1.3.2 |
| Python (PyPI) | slixmpp | < 1.2.4 | 1.2.4 |
References
- https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf
- https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/
- https://github.com/poezio/slixmpp/commit/22664ee7b86c8e010f312b66d12590fb47160ad8
- http://openwall.com/lists/oss-security/2017/02/09/29
- http://www.securityfocus.com/bid/96166
- https://pypi.org/project/slixmpp
- https://nvd.nist.gov/vuln/detail/CVE-2017-5591
- https://github.com/fritzy/SleekXMPP/issues/442
- https://github.com/fritzy/SleekXMPP/commit/285495d5ee2427d93d961ceedcd1829383e5196d
- https://github.com/poezio/slixmpp
- https://github.com/pypa/advisory-database/tree/main/vulns/sleekxmpp/PYSEC-2017-103.yaml
- https://github.com/pypa/advisory-database/tree/main/vulns/slixmpp/PYSEC-2017-104.yaml
- https://pypi.org/project/sleekxmpp
- https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons
- https://web.archive.org/web/20200227192025/http://www.securityfocus.com/bid/96166
- https://github.com/advisories/GHSA-c35g-jr5f-h83p
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N- Weakness (CWE)
CWE-940- Platform
- Python (PyPI)
- Package
sleekxmpp, slixmpp- Disclosed
- 09.02.2017
- Updated
- 11.10.2026 12:20
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2017-104 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-c35g-jr5f-h83p - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2017-103 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: slixmpp
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 02.2017 12.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 2
- Medium 1
Disclosures per year
- 2017: 1
- 2018: 0
- 2019: 1
- 2020: 0
- 2021: 0
- 2022: 1
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
-
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 this entry
Know which vulnerabilities affect your application
With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.