An Arbitrary Free (Remote Code Execution) issue was discovered in Design Science MathType 6.9c
Published Feb 28, 2018
9.8
CRITICALCVSS 3.1
EPSS 5.55%
Description
An Arbitrary Free (Remote Code Execution) issue was discovered in Design Science MathType 6.9c. Crafted input can overwrite a structure, leading to a function call with an invalid parameter, and a subsequent free of important data such as a function pointer or list pointer. This is fixed in 6.9d.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.55% (0.05552) | 92.60th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.67% (0.05675) | 91.97th | v5 (v2026.06.15) |
| Mar 30, 2025 | 4.24% (0.04239) | 87.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 13.11% (0.13108) | 90.15th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.98% (0.03980) | 87.63th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.41% (0.01405) | 86.59th | v3 (v2023.03.01) |
| Jun 3, 2024 | 1.41% (0.01405) | 86.45th | v3 (v2023.03.01) |
| Mar 15, 2024 | 1.35% (0.01349) | 85.82th | v3 (v2023.03.01) |
| Jan 8, 2024 | 1.19% (0.01191) | 83.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.17% (0.01166) | 82.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02166) | 80.16th | v2 (v2022.01.01) |
| Nov 25, 2022 | 2.17% (0.02166) | 79.55th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.98% (0.01978) | 77.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.98% (0.01978) | 56.34th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.37% (0.01374) | 32.00th | v1 |
| Jan 6, 2022 | 1.37% (0.01374) | 31.26th | v1 |
| Sep 1, 2021 | 1.37% (0.01374) | 70.79th | v1 |
| Apr 14, 2021 | 1.37% (0.01374) | 0.00th | v1 |
References (2)
- http://www.dessci.com/en/dl/ x_refsource_MISCProductVendor Advisory
- https://drive.google.com/open?id=1qrHKzDA1daHh0mM2T8FRybL8we-mHRW9 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.dessci.com/en/dl/ | x_refsource_MISCProductVendor Advisory | |
| https://drive.google.com/open?id=1qrHKzDA1daHh0mM2T8FRybL8we-mHRW9 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.