CVE-2020-13902
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in...
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
CVE-2020-13902- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:P - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List No score
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
CVE-2020-13902- Updated
- 2026-11-02
EUVDEUVD-2020-6110 No score
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
EUVD-2020-6110- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mg9m-6vj7-7v9f No score
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in...
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
GHSA-mg9m-6vj7-7v9f- Updated
- 2026-11-02
OSVALPINE-CVE-2020-13902
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
ALPINE-CVE-2020-13902- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-03
OSV
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
CVE-2020-13902- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2020-13902
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
- Record
DEBIAN-CVE-2020-13902- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
imagemagickAlpine:v3.12 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.13 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.14 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.15 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.16 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.17 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.18 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.19 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.20 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.21 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
Show 6 moreShow less
| Package | Affected | Fixed |
|---|---|---|
imagemagickAlpine:v3.22 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.23 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickAlpine:v3.24 |
7.0.9-27 up to 7.0.10.18-r0 | 7.0.10.18-r0 |
imagemagickDebian:12 |
before 8:6.9.11.24+dfsg-1 | 8:6.9.11.24+dfsg-1 |
imagemagickDebian:13 |
before 8:6.9.11.24+dfsg-1 | 8:6.9.11.24+dfsg-1 |
imagemagickDebian:14 |
before 8:6.9.11.24+dfsg-1 | 8:6.9.11.24+dfsg-1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, aliases, references | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-13902 is a high vulnerability (CVSS 7.1) in Imagemagick, published June 7, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. Fixed in imagemagick 7.0.10.18-r0.