8.8high
CVE-2018-3973
An exploitable out of bounds write exists in the CAL parsing functionality of Canvas Draw version 5.0.0.
Published 7 y ago · modified 4 mo ago · JSON
CVSS
8.8
v3.0 · CNA
CISA KEV
No
not known exploited
EPSS
1.9%
percentile 80%
Public exploits
0
none known
Summary
An exploitable out of bounds write exists in the CAL parsing functionality of Canvas Draw version 5.0.0. A specially crafted CAL 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.
Exploit prediction (EPSS)
1.89% probability of exploitation in the next 30 days, higher than 80% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| CNA | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| CNA | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected products
- Talos ACD Systems
Classification
- Weakness
- CWE-787 Out-of-bounds Write
References
- securityfocus.com /bid/106809 · vdb-entry, x_refsource_BID, x_transferred
- talosintelligence.com /vulnerability_reports/TALOS-2018-0638 · x_refsource_MISC, x_transferred
Sources
- CVE List: CVE-2018-3973
- NVD: CVE-2018-3973
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