cosign-bin/cosign.cgi in Cosign 2.0.2 and earlier allows remote authenticated users to perform unauthorized actions as an arbitrary user by using CR (\r) sequences in the service parameter to inject LOGIN and REGISTER commands with the desired username
Published Apr 25, 2007
6.5
MEDIUMCVSS 2.0
EPSS 1.99%
Description
cosign-bin/cosign.cgi in Cosign 2.0.2 and earlier allows remote authenticated users to perform unauthorized actions as an arbitrary user by using CR (\r) sequences in the service parameter to inject LOGIN and REGISTER commands with the desired username.
Affected products
No data.
- 0.7.0
- 0.8.0
- 0.9.0
- 1.0
- 1.1
- 1.5
- 1.6
- 1.7
- 1.8
- 1.8.5
- 1.9
- 2.0.1
- 2.0.2
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:S/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 1, 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.99% (0.01990) | 79.90th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.99% (0.01990) | 77.98th | v5 (v2026.06.15) |
| Dec 12, 2025 | 5.05% (0.05055) | 89.38th | v4 (v2025.03.14) |
| Nov 30, 2025 | 3.94% (0.03938) | 87.91th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.46% (0.02464) | 84.15th | v4 (v2025.03.14) |
| Dec 17, 2024 | 4.29% (0.04288) | 92.20th | v3 (v2023.03.01) |
| Feb 27, 2024 | 1.59% (0.01595) | 86.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.56% (0.01564) | 85.16th | 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) |
No CWE recorded.
References (4)
- http://secunia.com/advisories/24845 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://www.securityfocus.com/archive/1/465386/100/100/threaded mailing-listx_refsource_BUGTRAQ
- http://www.umich.edu/~umweb/software/cosign/cosign-vuln-2007-002.txt x_refsource_CONFIRMVendor Advisory
- http://www.vupen.com/english/advisories/2007/1359 vdb-entryx_refsource_VUPEN
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/24845 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://www.securityfocus.com/archive/1/465386/100/100/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.umich.edu/~umweb/software/cosign/cosign-vuln-2007-002.txt | x_refsource_CONFIRMVendor Advisory | |
| http://www.vupen.com/english/advisories/2007/1359 | vdb-entryx_refsource_VUPEN |
Change history (0)
No recorded changes yet.