CVE-2018-3858 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

An exploitable heap overflow exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. A specially crafted TIFF image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a TIFF image to trigger this vulnerability and gain the ability to execute code. A different vulnerability than CVE-2018-3857.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Acdsystems	Canvas Draw	4.0.0

Related Weaknesses (CWE)

CWE-122 CWE-787

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0542ExploitTechnical DescriptionThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0542ExploitTechnical DescriptionThird Party Advisory

FAQ

What is CVE-2018-3858?

CVE-2018-3858 is a vulnerability with a CVSS score of 7.8 (HIGH). An exploitable heap overflow exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. A specially crafted TIFF image processed via the application can lead to an out-of-bounds write, ove...

How severe is CVE-2018-3858?

CVE-2018-3858 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-3858?

Check the references section above for vendor advisories and patch information. Affected products include: Acdsystems Canvas Draw.