AdaCore Ada Web Services (AWS) before 2.10.2 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters
Published Feb 8, 2012
5.0
MEDIUMCVSS 2.0
EPSS 1.42%
Description
AdaCore Ada Web Services (AWS) before 2.10.2 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
Affected products
No data.
- ≤ 2.10.1
- 2.10.0
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:N/I:N/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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.42% (0.01424) | 71.94th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.55% (0.01552) | 71.80th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.56% (0.00556) | 66.16th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.07% (0.01075) | 84.91th | v3 (v2023.03.01) |
| May 24, 2024 | 0.61% (0.00607) | 78.53th | v3 (v2023.03.01) |
| May 10, 2024 | 0.51% (0.00510) | 76.46th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.43% (0.00431) | 74.20th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.30% (0.00304) | 69.02th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.27% (0.00275) | 67.21th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.07% (0.01075) | 81.99th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (4)
- http://archives.neohapsis.com/archives/bugtraq/2012-01/0169.html mailing-listx_refsource_BUGTRAQ
- http://www.adacore.com/2012/01/27/security-advisory-sa-2012-l119-003-hash-collisions-in-aws/ x_refsource_CONFIRMVendor Advisory
- http://www.nruns.com/_downloads/advisory28122011.pdf x_refsource_MISC
- http://www.ocert.org/advisories/ocert-2011-003.html x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2012-01/0169.html | mailing-listx_refsource_BUGTRAQ | |
| http://www.adacore.com/2012/01/27/security-advisory-sa-2012-l119-003-hash-collisions-in-aws/ | x_refsource_CONFIRMVendor Advisory | |
| http://www.nruns.com/_downloads/advisory28122011.pdf | x_refsource_MISC | |
| http://www.ocert.org/advisories/ocert-2011-003.html | x_refsource_MISC |
Change history (0)
No recorded changes yet.