Multiple stack-based buffer overflows in the HyleosChemView.HLChemView ActiveX control (HyleosChemView.ocx) in Hyleos ChemView 1.9.5.1 allow remote attackers to execute arbitrary code via a large number of white space characters in the filename argument to the (1) SaveasMolFile and (2) ReadMolFile methods
Published Feb 22, 2010
9.3
HIGHCVSS 2.0
EPSS 35.13%
Description
Multiple stack-based buffer overflows in the HyleosChemView.HLChemView ActiveX control (HyleosChemView.ocx) in Hyleos ChemView 1.9.5.1 allow remote attackers to execute arbitrary code via a large number of white space characters in the filename argument to the (1) SaveasMolFile and (2) ReadMolFile methods.
Affected products
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:M/Au:N/C:C/I:C/A:C
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 (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 35.13% (0.35128) | 98.40th | v5 (v2026.06.15) |
| Jun 15, 2026 | 35.13% (0.35128) | 98.23th | v5 (v2026.06.15) |
| Mar 12, 2026 | 74.70% (0.74701) | 98.83th | v4 (v2025.03.14) |
| Jun 30, 2025 | 73.24% (0.73238) | 98.70th | v4 (v2025.03.14) |
| Mar 30, 2025 | 74.70% (0.74701) | 98.78th | v4 (v2025.03.14) |
| Mar 29, 2025 | 77.62% (0.77616) | 98.69th | v4 (v2025.03.14) |
| Mar 19, 2025 | 74.70% (0.74701) | 98.78th | v4 (v2025.03.14) |
| Mar 17, 2025 | 73.02% (0.73018) | 98.70th | v4 (v2025.03.14) |
| Dec 17, 2024 | 83.32% (0.83320) | 98.67th | v3 (v2023.03.01) |
| May 27, 2024 | 75.97% (0.75974) | 98.18th | v3 (v2023.03.01) |
| Apr 11, 2024 | 77.25% (0.77246) | 98.16th | v3 (v2023.03.01) |
| Oct 16, 2023 | 77.49% (0.77494) | 97.86th | v3 (v2023.03.01) |
| Jul 21, 2023 | 72.34% (0.72337) | 97.64th | v3 (v2023.03.01) |
| Apr 25, 2023 | 69.65% (0.69646) | 97.46th | v3 (v2023.03.01) |
| Mar 11, 2023 | 67.28% (0.67281) | 97.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 70.20% (0.70199) | 97.41th | v3 (v2023.03.01) |
| Mar 6, 2023 | 75.39% (0.75392) | 99.35th | v2 (v2022.01.01) |
| Feb 4, 2022 | 75.39% (0.75392) | 99.21th | v2 (v2022.01.01) |
References (7)
- http://osvdb.org/62276 vdb-entryx_refsource_OSVDB
- http://packetstormsecurity.org/1002-advisories/chemviewx-overflow.txt x_refsource_MISCExploit
- http://packetstormsecurity.org/1002-exploits/hyleoschemview-heap.rb.txt x_refsource_MISCExploit
- http://secunia.com/advisories/38523 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.exploit-db.com/exploits/11422 exploitx_refsource_EXPLOIT-DB
- http://www.security-assessment.com/files/advisories/2010-02-11_ChemviewX_Activex.pdf x_refsource_MISC
- http://www.securityfocus.com/bid/38225 vdb-entryx_refsource_BIDExploit
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/62276 | vdb-entryx_refsource_OSVDB | |
| http://packetstormsecurity.org/1002-advisories/chemviewx-overflow.txt | x_refsource_MISCExploit | |
| http://packetstormsecurity.org/1002-exploits/hyleoschemview-heap.rb.txt | x_refsource_MISCExploit | |
| http://secunia.com/advisories/38523 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.exploit-db.com/exploits/11422 | exploitx_refsource_EXPLOIT-DB | |
| http://www.security-assessment.com/files/advisories/2010-02-11_ChemviewX_Activex.pdf | x_refsource_MISC | |
| http://www.securityfocus.com/bid/38225 | vdb-entryx_refsource_BIDExploit |
Change history (0)
No recorded changes yet.