CRITICAL
Zend/Session/SessionManager in Zend Framework 2.2.x before 2.2.9, 2.3.x before 2.3.4 allows remote attackers to create valid sessions without using session validators
Published Aug 7, 2017
9.1
CRITICALCVSS 3.0
EPSS 1.39%
Description
Zend/Session/SessionManager in Zend Framework 2.2.x before 2.2.9, 2.3.x before 2.3.4 allows remote attackers to create valid sessions without using session validators.
Affected products
No data.
OR
- 2.2.0
- 2.2.1
- 2.2.2
- 2.2.3
- 2.2.4
- 2.2.5
- 2.2.6
- 2.2.7
- 2.2.8
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
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.
9.1 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact None
6.4 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.39% 0.01393
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01393
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.39% (0.01393) | 71.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.39% (0.01393) | 68.72th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.29% (0.00289) | 50.23th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.33% (0.00326) | 71.69th | v3 (v2023.03.01) |
| Apr 19, 2024 | 0.33% (0.00326) | 70.56th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00296) | 68.46th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.30% (0.00296) | 64.45th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
Weaknesses (1)
References (1)
- http://framework.zend.com/security/advisory/ZF2015-01 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://framework.zend.com/security/advisory/ZF2015-01 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Aug 7, 2017
Updated Aug 6, 2024
Reserved Feb 7, 2015
Link CVE-2015-1555
CISA Vulnrichment
Updated n/a