Citrix NetScaler SD-WAN devices through v9.1.2.26.561201 allow remote attackers to execute arbitrary shell commands as root via a CGISESSID cookie
Published Jul 20, 2017 ·Due Apr 15, 2022
9.8
CRITICALCVSS 3.1
EPSS 73.03%
Description
Citrix NetScaler SD-WAN devices through v9.1.2.26.561201 allow remote attackers to execute arbitrary shell commands as root via a CGISESSID cookie. On CloudBridge (the former name of NetScaler SD-WAN) devices, the cookie name was CAKEPHP rather than CGISESSID.
Affected products
No data.
- ≤ 9.1.2.26.561201
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:C/I:C/A:C
Date Added
Mar 25, 2022
Patch Due
Apr 15, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Feb 4, 2025 · SSVC 2.0.3
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 v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 73.03% (0.73030) | 99.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 72.60% (0.72596) | 99.37th | v5 (v2026.06.15) |
| Apr 14, 2025 | 88.43% (0.88432) | 99.48th | v4 (v2025.03.14) |
| Mar 30, 2025 | 85.99% (0.85992) | 99.35th | v4 (v2025.03.14) |
| Mar 29, 2025 | 87.82% (0.87816) | 99.35th | v4 (v2025.03.14) |
| Mar 27, 2025 | 86.03% (0.86032) | 99.33th | v4 (v2025.03.14) |
| Mar 17, 2025 | 81.38% (0.81384) | 99.13th | v4 (v2025.03.14) |
| Dec 17, 2024 | 95.80% (0.95795) | 99.59th | v3 (v2023.03.01) |
| Dec 12, 2024 | 96.80% (0.96798) | 99.74th | v3 (v2023.03.01) |
| Jul 17, 2024 | 96.66% (0.96656) | 99.66th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.17% (0.96168) | 99.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.94% (0.08944) | 94.01th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.94% (0.08944) | 93.48th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.94% (0.08944) | 83.03th | v2 (v2022.01.01) |
| Feb 3, 2022 | 11.16% (0.11165) | 88.15th | v1 |
| Jan 6, 2022 | 11.16% (0.11165) | 88.00th | v1 |
| Sep 1, 2021 | 11.16% (0.11165) | 95.43th | v1 |
| Apr 14, 2021 | 11.16% (0.11165) | 0.00th | v1 |
No CWE recorded.
References (6)
- http://www.securityfocus.com/bid/99943 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039019 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- https://support.citrix.com/article/CTX225990 x_refsource_CONFIRMPermissions Required
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6316 government-resourceUS Government Resource
- https://www.exploit-db.com/exploits/42345/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/42346/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/99943 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039019 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| https://support.citrix.com/article/CTX225990 | x_refsource_CONFIRMPermissions Required | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6316 | government-resourceUS Government Resource | |
| https://www.exploit-db.com/exploits/42345/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry | |
| https://www.exploit-db.com/exploits/42346/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.