MEDIUM
WebCalendar 1.0.1 to 1.0.3 generates different error messages depending on whether or not a username is valid, which allows remote attackers to enumerate valid usernames
Published May 9, 2006
5.0
MEDIUMCVSS 2.0
EPSS 1.65%
Description
WebCalendar 1.0.1 to 1.0.3 generates different error messages depending on whether or not a username is valid, which allows remote attackers to enumerate valid usernames.
Affected products
No data.
OR
- 1.0.1
- 1.0.2
- 1.0.3
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.
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.65% 0.01655
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01655
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.65% (0.01655) | 75.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.65% (0.01655) | 73.45th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.54% (0.00537) | 65.50th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.17% (0.01165) | 85.57th | v3 (v2023.03.01) |
| Jun 19, 2024 | 1.17% (0.01165) | 84.98th | v3 (v2023.03.01) |
| Jul 5, 2023 | 1.17% (0.01165) | 82.98th | v3 (v2023.03.01) |
| Apr 20, 2023 | 1.54% (0.01538) | 85.15th | v3 (v2023.03.01) |
| Mar 13, 2023 | 1.25% (0.01249) | 83.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.19% (0.01186) | 82.88th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (8)
- http://secunia.com/advisories/19974 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/20108 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2006/dsa-1056 vendor-advisoryx_refsource_DEBIAN
- http://www.osvdb.org/25280 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/archive/1/433053/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/433077/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/17853 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/26262 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/19974 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/20108 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.debian.org/security/2006/dsa-1056 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.osvdb.org/25280 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/archive/1/433053/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/433077/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/17853 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/26262 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 9, 2006
Updated Aug 7, 2024
Reserved May 8, 2006
Link CVE-2006-2247
CISA Vulnrichment
Updated n/a