HIGH
Integer underflow in Uniscribe in Microsoft Windows 7 SP1 and Windows Server 2008 R2 SP1 allows remote attackers to execute arbitrary code via a crafted font, aka "Windows Integer Underflow Vulnerability."
Published Dec 9, 2015
9.3
HIGHCVSS 2.0
EPSS 20.72%
Description
Integer underflow in Uniscribe in Microsoft Windows 7 SP1 and Windows Server 2008 R2 SP1 allows remote attackers to execute arbitrary code via a crafted font, aka "Windows Integer Underflow Vulnerability."
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.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
20.72% 0.20725
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.20725
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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 20.72% (0.20725) | 97.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 21.22% (0.21221) | 97.26th | v5 (v2026.06.15) |
| Jun 30, 2025 | 29.53% (0.29526) | 96.36th | v4 (v2025.03.14) |
| Mar 30, 2025 | 26.16% (0.26158) | 95.85th | v4 (v2025.03.14) |
| Mar 29, 2025 | 33.71% (0.33707) | 95.24th | v4 (v2025.03.14) |
| Mar 17, 2025 | 26.16% (0.26158) | 95.85th | v4 (v2025.03.14) |
| Feb 22, 2025 | 31.15% (0.31154) | 97.06th | v3 (v2023.03.01) |
| Dec 17, 2024 | 29.09% (0.29092) | 96.88th | v3 (v2023.03.01) |
| Nov 15, 2024 | 54.90% (0.54897) | 97.74th | v3 (v2023.03.01) |
| Sep 28, 2024 | 47.35% (0.47352) | 97.52th | v3 (v2023.03.01) |
| Jul 3, 2024 | 46.19% (0.46191) | 97.44th | v3 (v2023.03.01) |
| May 23, 2024 | 48.92% (0.48917) | 97.50th | v3 (v2023.03.01) |
| Jan 8, 2024 | 56.50% (0.56503) | 97.39th | v3 (v2023.03.01) |
| Oct 1, 2023 | 51.52% (0.51519) | 97.16th | v3 (v2023.03.01) |
| Aug 29, 2023 | 54.36% (0.54362) | 97.18th | v3 (v2023.03.01) |
| May 21, 2023 | 60.69% (0.60685) | 97.23th | v3 (v2023.03.01) |
| Apr 17, 2023 | 62.35% (0.62353) | 97.26th | v3 (v2023.03.01) |
| Mar 7, 2023 | 64.66% (0.64661) | 97.27th | v3 (v2023.03.01) |
| Mar 6, 2023 | 45.53% (0.45528) | 98.40th | v2 (v2022.01.01) |
| Oct 12, 2022 | 45.53% (0.45528) | 98.31th | v2 (v2022.01.01) |
| Feb 4, 2022 | 43.83% (0.43829) | 97.69th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- http://blogs.flexerasoftware.com/secunia-research/2015/12/vulnerability-in-microsofts-unicode-scripts-processor-allows-execution-of-arbitrary-code.html x_refsource_MISCExploitTechnical DescriptionThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1034337 vdb-entryx_refsource_SECTRACK
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-130 vendor-advisoryx_refsource_MS
| Link | Providers | Tags |
|---|---|---|
| http://blogs.flexerasoftware.com/secunia-research/2015/12/vulnerability-in-microsofts-unicode-scripts-processor-allows-execution-of-arbitrary-code.html | x_refsource_MISCExploitTechnical DescriptionThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1034337 | vdb-entryx_refsource_SECTRACK | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-130 | vendor-advisoryx_refsource_MS |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Dec 9, 2015
Updated Aug 6, 2024
Reserved Aug 14, 2015
Link CVE-2015-6130
CISA Vulnrichment
Updated n/a