Canvas Draw
CVE-2018-3871
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
An exploitable out-of-bounds write exists in the PCX parsing functionality of Canvas Draw version 4.0.0. A specially crafted PCX image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a PCX image to trigger this vulnerability and gain code execution. A different vulnerability than CVE-2018-3870.
AnalysisAI
An exploitable out-of-bounds write exists in the PCX parsing functionality of Canvas Draw version 4.0.0. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. An exploitable out-of-bounds write exists in the PCX parsing functionality of Canvas Draw version 4.0.0. A specially crafted PCX image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a PCX image to trigger this vulnerability and gain code execution. A different vulnerability than CVE-2018-3870. Affected products include: Acdsystems Canvas Draw. Version information: version 4.0.0..
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).
More in Canvas Draw
View allAn exploitable out-of-bounds write exists in the TIFF-parsing functionality of Canvas Draw version 5.0.0. Rated high sev
An exploitable out-of-bounds write exists in the PCX parsing functionality of Canvas Draw version 4.0.0. Rated high seve
An exploitable out-of-bounds write exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. Rated high sev
An exploitable out-of-bounds write exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. Rated high sev
An exploitable heap overflow exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. Rated high severity
An exploitable heap overflow exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. Rated high severity
Same weakness CWE-787 – Out-of-bounds Write
View allSame technique Memory Corruption
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External POC / Exploit Code
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