WatchGuard Fireware allows user enumeration, e.g., in the Firebox XML-RPC login handler
Published Apr 22, 2017
5.3
MEDIUMCVSS 3.0
EPSS 1.59%
Description
WatchGuard Fireware allows user enumeration, e.g., in the Firebox XML-RPC login handler. A login request that contains a blank password sent to the XML-RPC agent in Fireware v11.12.1 and earlier returns different responses for valid and invalid usernames. An attacker could exploit this vulnerability to enumerate valid usernames on an affected Firebox.
Affected products
No data.
- ≤ 11.2.1
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:L/I:N/A:N
AV:N/AC:L/Au:N/C:P/I:N/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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.59% (0.01591) | 74.76th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.59% (0.01591) | 74.56th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.67% (0.00666) | 79.93th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.67% (0.00666) | 79.44th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.62% (0.00620) | 78.34th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.48% (0.00485) | 75.28th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.35% (0.00352) | 68.37th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.27% (0.00274) | 62.96th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (4)
- http://watchguardsupport.force.com/publicKB?type=KBSecurityIssues&SFDCID=kA62A0000000KlGSAU x_refsource_MISCVendor Advisory
- https://packetstormsecurity.com/files/142177/watchguardfbxtm-xxeinject.txt x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://www.sidertia.com/Home/Community/Blog/2017/04/17/Fixed-the-Fireware-Vulnerabilities-discovered-by-Sidertia x_refsource_MISCExploitThird Party Advisory
- https://www.watchguard.com/support/release-notes/fireware/11/en-US/EN_ReleaseNotes_Fireware_11_12_2/index.html x_refsource_MISCRelease NotesVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://watchguardsupport.force.com/publicKB?type=KBSecurityIssues&SFDCID=kA62A0000000KlGSAU | x_refsource_MISCVendor Advisory | |
| https://packetstormsecurity.com/files/142177/watchguardfbxtm-xxeinject.txt | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://www.sidertia.com/Home/Community/Blog/2017/04/17/Fixed-the-Fireware-Vulnerabilities-discovered-by-Sidertia | x_refsource_MISCExploitThird Party Advisory | |
| https://www.watchguard.com/support/release-notes/fireware/11/en-US/EN_ReleaseNotes_Fireware_11_12_2/index.html | x_refsource_MISCRelease NotesVendor Advisory |
Change history (0)
No recorded changes yet.