A vulnerability in the Extensible Messaging and Presence Protocol (XMPP) service of the Cisco Meeting Server (CMS) before 2.0.6 and Acano Server before 1.8.18 and 1.9.x before 1.9.6 could allow an unauthenticated, remote attacker to masquerade as a legitimate user
Published Oct 27, 2016
9.1
CRITICALCVSS 3.0
EPSS 2.51%
Description
A vulnerability in the Extensible Messaging and Presence Protocol (XMPP) service of the Cisco Meeting Server (CMS) before 2.0.6 and Acano Server before 1.8.18 and 1.9.x before 1.9.6 could allow an unauthenticated, remote attacker to masquerade as a legitimate user. This vulnerability is due to the XMPP service incorrectly processing a deprecated authentication scheme. A successful exploit could allow an attacker to access the system as another user.
Affected products
No data.
- 1.8.15
- 1.8_base
- 1.9.0
- 1.9.2
- 2.0.0
- 2.0.1
- 2.0.3
- 2.0.4
- 2.0.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
AV:N/AC:L/Au:N/C:P/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.51% (0.02514) | 84.24th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.51% (0.02514) | 82.69th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.71% (0.00712) | 70.60th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.34% (0.00345) | 72.46th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.34% (0.00345) | 70.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.34% (0.00345) | 67.06th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (3)
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-msc x_refsource_CONFIRMMitigationVendor Advisory
- http://www.securityfocus.com/bid/93517 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1037000 vdb-entryx_refsource_SECTRACK
| Link | Providers | Tags |
|---|---|---|
| http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-msc | x_refsource_CONFIRMMitigationVendor Advisory | |
| http://www.securityfocus.com/bid/93517 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1037000 | vdb-entryx_refsource_SECTRACK |
Change history (0)
No recorded changes yet.