A "mathematical flaw" in the implementation of the El Gamal signature algorithm for LibTomCrypt 1.0 to 1.0.2 allows attackers to generate valid signatures without having the private key
Published May 16, 2005
7.5
HIGHCVSS 2.0
EPSS 1.46%
Description
A "mathematical flaw" in the implementation of the El Gamal signature algorithm for LibTomCrypt 1.0 to 1.0.2 allows attackers to generate valid signatures without having the private key.
Affected products
No data.
- 1.0
- 1.0.1
- 1.0.2
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: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 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 | 1.46% (0.01460) | 72.62th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.46% (0.01460) | 70.06th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.66% (0.00655) | 69.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.43% (0.00430) | 75.30th | v3 (v2023.03.01) |
| Apr 22, 2024 | 0.43% (0.00430) | 74.19th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.55% (0.00548) | 76.78th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.55% (0.00548) | 73.95th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
No CWE recorded.
References (6)
- http://secunia.com/advisories/15233 third-party-advisoryx_refsource_SECUNIA
- http://www.osvdb.org/16188 vdb-entryx_refsource_OSVDB
- http://www.securiteam.com/unixfocus/5JP092AFPG.html x_refsource_MISC
- http://www.securityfocus.com/bid/13473 vdb-entryx_refsource_BID
- http://www.securityfocus.org/archive/1/397649 mailing-listx_refsource_BUGTRAQ
- https://exchange.xforce.ibmcloud.com/vulnerabilities/20455 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/15233 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.osvdb.org/16188 | vdb-entryx_refsource_OSVDB | |
| http://www.securiteam.com/unixfocus/5JP092AFPG.html | x_refsource_MISC | |
| http://www.securityfocus.com/bid/13473 | vdb-entryx_refsource_BID | |
| http://www.securityfocus.org/archive/1/397649 | mailing-listx_refsource_BUGTRAQ | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/20455 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.