CVE-2017-20286 DevIL - Remote Code Execution

DevIL through 1.8.0 contains a heap-based buffer overflow caused by improper handling of two-frame GIF images with disposal method 1 and local colour table in iGetPalette() in il_gif.cpp, letting attackers execute arbitrary code remotely, exploit requires crafted GIF image.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.20% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update to the latest version beyond 1.8.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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