publish.ical.php in Jim Hu and Chad Little PHP iCalendar 2.21 and earlier does not require authentication for write access to the calendars directory, which allows remote attackers to upload and execute arbitrary PHP scripts via a WebDAV PUT request with a filename containing a .php extension and a trailing null character
Published Mar 19, 2006
7.5
HIGHCVSS 2.0
EPSS 7.10%
Description
publish.ical.php in Jim Hu and Chad Little PHP iCalendar 2.21 and earlier does not require authentication for write access to the calendars directory, which allows remote attackers to upload and execute arbitrary PHP scripts via a WebDAV PUT request with a filename containing a .php extension and a trailing null character.
Affected products
No data.
- ≤ 2.2.1
- 2.0
- 2.0.1
- 2.0a2
- 2.0b
- 2.0c
- 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.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 3, 2026.
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 7.10% (0.07096) | 94.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.93% (0.06934) | 93.26th | v5 (v2026.06.15) |
| Mar 30, 2025 | 5.91% (0.05914) | 89.66th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.12% (0.10122) | 88.41th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.91% (0.05914) | 89.91th | v4 (v2025.03.14) |
| Dec 12, 2024 | 6.70% (0.06699) | 94.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 6.70% (0.06699) | 92.69th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.48% (0.04482) | 88.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.48% (0.04482) | 87.66th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.48% (0.04482) | 71.45th | v2 (v2022.01.01) |
No CWE recorded.
References (5)
- http://downloads.securityfocus.com/vulnerabilities/exploits/php-iCalendar-221.upload.php x_refsource_MISCExploit
- http://secunia.com/advisories/19285 third-party-advisoryx_refsource_SECUNIA
- http://www.securityfocus.com/bid/17129 vdb-entryx_refsource_BIDExploit
- http://www.vupen.com/english/advisories/2006/1019 vdb-entryx_refsource_VUPEN
- https://www.exploit-db.com/exploits/1586 exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| http://downloads.securityfocus.com/vulnerabilities/exploits/php-iCalendar-221.upload.php | x_refsource_MISCExploit | |
| http://secunia.com/advisories/19285 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.securityfocus.com/bid/17129 | vdb-entryx_refsource_BIDExploit | |
| http://www.vupen.com/english/advisories/2006/1019 | vdb-entryx_refsource_VUPEN | |
| https://www.exploit-db.com/exploits/1586 | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.