HIGH
index.php in ownCloud 4.0.7 does not properly validate the oc_token cookie, which allows remote attackers to bypass authentication via a crafted oc_token cookie value
Published Sep 5, 2012
7.5
HIGHCVSS 2.0
EPSS 2.80%
Description
index.php in ownCloud 4.0.7 does not properly validate the oc_token cookie, which allows remote attackers to bypass authentication via a crafted oc_token cookie value.
Affected products
No data.
- 4.0.7
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.
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.80% 0.02800
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02800
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.80% (0.02800) | 85.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.80% (0.02800) | 84.56th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.34% (0.00340) | 54.46th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.61% (0.00611) | 79.35th | v3 (v2023.03.01) |
| May 24, 2024 | 0.51% (0.00511) | 76.55th | v3 (v2023.03.01) |
| May 10, 2024 | 0.43% (0.00426) | 74.23th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.35% (0.00348) | 71.36th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.31% (0.00314) | 69.56th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00287) | 67.98th | v3 (v2023.03.01) |
| Feb 1, 2024 | 0.81% (0.00811) | 79.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.85% (0.00848) | 79.62th | 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) |
Weaknesses (1)
References (3)
- http://www.openwall.com/lists/oss-security/2012/08/11/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2012/09/02/2 mailing-listx_refsource_MLIST
- https://github.com/owncloud/core/commit/4fd069b47906ebcf83887970c732d464dbe7d37a x_refsource_CONFIRMExploitPatch
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2012/08/11/1 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2012/09/02/2 | mailing-listx_refsource_MLIST | |
| https://github.com/owncloud/core/commit/4fd069b47906ebcf83887970c732d464dbe7d37a | x_refsource_CONFIRMExploitPatch |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Sep 5, 2012
Updated Sep 16, 2024
Reserved Aug 21, 2012
Link CVE-2012-4392
CISA Vulnrichment
Updated n/a