CVE-2017-2923 — HIGH (8.8) — White Hats Nepal

Vulnerability 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.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freexl Project	Freexl	1.0.3
Debian	Debian Linux	8.0

Related Weaknesses (CWE)

CWE-787

References

http://www.securityfocus.com/bid/100807Broken Link
https://www.debian.org/security/2017/dsa-3976Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430Third Party Advisory
http://www.securityfocus.com/bid/100807Broken Link
https://www.debian.org/security/2017/dsa-3976Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430Third Party Advisory

FAQ

What is CVE-2017-2923?

CVE-2017-2923 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 c...

How severe is CVE-2017-2923?

CVE-2017-2923 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-2923?

Check the references section above for vendor advisories and patch information. Affected products include: Freexl Project Freexl, Debian Debian Linux.