HIGH
ImageMagick: Heap-based buffer over-read in the ReadSIXELImage function in coders/sixel.c
Published Jan 5, 2018
8.8
HIGHCVSS 3.0
EPSS 3.54%
Description
In ImageMagick 7.0.7-17 Q16, there is a heap-based buffer over-read in coders/sixel.c in the ReadSIXELImage function, related to the sixel_decode function.
Affected products
No data.
Configuration 1
- 7.0.7-17
Configuration 2
OR
- 8.0
- 9.0
Configuration 3
OR
- 14.04
- 16.04
- 17.10
- 18.04
No data.
Red Hat Enterprise Linux 5
ImageMagick
Not affected
Red Hat Enterprise Linux 6
ImageMagick
Not affected
Red Hat Enterprise Linux 7
ImageMagick
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | ImageMagick | Not affected | n/a |
| Red Hat Enterprise Linux 6 | ImageMagick | Not affected | n/a |
| Red Hat Enterprise Linux 7 | ImageMagick | Not affected | n/a |
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.
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
1 other source (Red Hat) ▾
3.3 LOW Red Hat
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact Low
Integrity Impact None
Availability Impact None
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.54% 0.03540
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03540
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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.54% (0.03540) | 88.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.61% (0.03607) | 87.96th | v5 (v2026.06.15) |
| Nov 21, 2025 | 0.66% (0.00661) | 70.38th | v4 (v2025.03.14) |
| Nov 18, 2025 | 1.68% (0.01676) | 80.65th | v4 (v2025.03.14) |
| Nov 1, 2025 | 0.66% (0.00661) | 70.51th | v4 (v2025.03.14) |
| Mar 30, 2025 | 2.09% (0.02094) | 82.47th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.43% (0.04430) | 81.35th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.43% (0.01430) | 86.70th | v3 (v2023.03.01) |
| Jul 8, 2023 | 1.43% (0.01430) | 84.74th | v3 (v2023.03.01) |
| May 29, 2023 | 2.01% (0.02011) | 87.22th | v3 (v2023.03.01) |
| May 8, 2023 | 1.68% (0.01681) | 85.79th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.18% (0.01178) | 82.80th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.25% (0.01247) | 30.57th | v1 |
| Jan 6, 2022 | 1.25% (0.01247) | 29.93th | v1 |
| Sep 1, 2021 | 1.25% (0.01247) | 68.62th | v1 |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
Weaknesses (1)
References (9)
- http://www.securityfocus.com/bid/102431 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-5248 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1533568 Issue Tracking
- https://github.com/ImageMagick/ImageMagick/issues/927 x_refsource_CONFIRMExploitThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-5248
- https://usn.ubuntu.com/3681-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-5248
- https://www.debian.org/security/2018/dsa-4204 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://www.debian.org/security/2018/dsa-4245 vendor-advisoryx_refsource_DEBIANThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/102431 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2018-5248 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1533568 | Issue Tracking | |
| https://github.com/ImageMagick/ImageMagick/issues/927 | x_refsource_CONFIRMExploitThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-5248 | ||
| https://usn.ubuntu.com/3681-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-5248 | ||
| https://www.debian.org/security/2018/dsa-4204 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| https://www.debian.org/security/2018/dsa-4245 | vendor-advisoryx_refsource_DEBIANThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 5, 2018
Updated Aug 5, 2024
Reserved Jan 5, 2018
Link CVE-2018-5248
CISA Vulnrichment
Updated n/a