Out-of-bounds write in Atlantis Word Processor
Priority MEDIUM 40CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
An exploitable out-of-bounds write vulnerability exists in the Word Document parser of the Atlantis Word Processor 3.0.2.3, 3.0.2.5. A specially crafted document can cause Atlantis to write a value outside the bounds of a heap allocation, resulting in a buffer overflow. An attacker must convince a victim to open a document in order to trigger this vulnerability.
Why it matters now
EPSS 0.01007 63rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| The Atlantis Word Processor Team | Atlantis Word Processor | 3.0.2.3, 3.0.2.5 | — | No fix listed | CNA |
- Atlantis Word Processor VendorThe Atlantis Word Processor Team Affected 3.0.2.3, 3.0.2.5 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:atlantiswordprocessor:atlantis_word_processor:3.0.2.3:*:*:*:*:*:*:* | 3.0.2.3 | Vulnerable | The Atlantis Word Processor Team |
| cpe:2.3:a:atlantiswordprocessor:atlantis_word_processor:3.0.2.5:*:*:*:*:*:*:* | 3.0.2.5 | Vulnerable | The Atlantis Word Processor Team |
- cpe:2.3:a:atlantiswordprocessor:atlantis_word_processor:3.0.2.3:*:*:*:*:*:*:* Versions 3.0.2.3 Vulnerable ·The Atlantis Word Processor Team
- cpe:2.3:a:atlantiswordprocessor:atlantis_word_processor:3.0.2.5:*:*:*:*:*:*:* Versions 3.0.2.5 Vulnerable ·The Atlantis Word Processor Team
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-3978
- 2026-10-03 Alias added: GHSA-f9w4-9gg9-v54c
References
More The Atlantis Word Processor Team Atlantis Word Processor vulnerabilities
- TI-2018-03007 Out-of-bounds write in Talos Atlantis Word Processor CVSS 3.1HIGH 7.8
- TI-2018-03006 An exploitable arbitrary write vulnerability exists in the open document format parser of… CVSS 3.1HIGH 7.8
- TI-2018-02969 An exploitable uninitialized pointer vulnerability exists in the Office Open XML parser… CVSS 3.1HIGH 7.8
- TI-2018-02952 Memory corruption in Atlantis Word Processor CVSS 3.1HIGH 7.8
- TI-2018-02951 An exploitable uninitialized pointer vulnerability exists in the Word document parser of… CVSS 3.1HIGH 7.8
- TI-2018-02950 Out-of-bounds write in Atlantis Word Processor CVSS 3.1HIGH 7.8
Sources
- CVE-2018-3978 · CVE Program
- CVE-2018-3978 · NVD
- FIRST EPSS
- GHSA-f9w4-9gg9-v54c · GitHub Advisory Database · CC BY 4.0
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