What’s Vulnerable › Vulnerabilities

CVE-2017-2923

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-04-24 · updated 2026-06-17
• Weakness: CWE-787

Description

An exploitable heap based buffer overflow vulnerability exists in the 'read_biff_next_record function' of FreeXL 1.0.3. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.

Affected products

• Debian Linux: 8.0, 9.0
• Freexl Project Freexl: 1.0.3

References

• http://www.securityfocus.com/bid/100807
• https://www.debian.org/security/2017/dsa-3976
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430
• http://www.securityfocus.com/bid/100807
• https://www.debian.org/security/2017/dsa-3976
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430

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