HIGH
PHP iCalendar 2.24 and earlier allows remote attackers to bypass authentication by setting the phpicalendar and phpicalendar_login cookies to 1
Published Jan 5, 2009
7.5
HIGHCVSS 2.0
EPSS 3.02%
Description
PHP iCalendar 2.24 and earlier allows remote attackers to bypass authentication by setting the phpicalendar and phpicalendar_login cookies to 1.
Affected products
No data.
OR
- ≤ 2.24
- 0.7
- 0.8
- 0.9
- 0.9.5
- 1.0
- 1.1
- 2.0
- 2.0.1
- 2.0c
- 2.1
- 2.2
- 2.21
- 2.22
- 2.23
- 2.23
- alpha_test
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.
3.02% 0.03017
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.03017
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 3, 2026 | 3.02% (0.03017) | 86.99th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.02% (0.03017) | 85.66th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.00% (0.02000) | 82.47th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.93% (0.01935) | 89.12th | v3 (v2023.03.01) |
| Aug 16, 2023 | 1.86% (0.01858) | 86.83th | v3 (v2023.03.01) |
| Jul 6, 2023 | 1.51% (0.01506) | 85.11th | v3 (v2023.03.01) |
| May 25, 2023 | 1.24% (0.01241) | 83.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.00% (0.01003) | 81.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.19% (0.04187) | 87.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.19% (0.04187) | 86.11th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.19% (0.04187) | 69.86th | v2 (v2022.01.01) |
Weaknesses (1)
References (4)
- http://securityreason.com/securityalert/4865 third-party-advisoryx_refsource_SREASON
- http://www.securityfocus.com/bid/31320 vdb-entryx_refsource_BIDExploit
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45338 vdb-entryx_refsource_XF
- https://www.exploit-db.com/exploits/6526 exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| http://securityreason.com/securityalert/4865 | third-party-advisoryx_refsource_SREASON | |
| http://www.securityfocus.com/bid/31320 | vdb-entryx_refsource_BIDExploit | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/45338 | vdb-entryx_refsource_XF | |
| https://www.exploit-db.com/exploits/6526 | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 5, 2009
Updated Aug 7, 2024
Reserved Jan 5, 2009
Link CVE-2008-5840
CISA Vulnrichment
Updated n/a