CVE-2017-2923

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 8.25% Top 10%
Vendor Advisory debian.org
Affected: Alessandro Furieri FreeXL
Published at:
Updated at:

References

Link Tags
https://www.debian.org/security/2017/dsa-3976 third party advisory vendor advisory
http://www.securityfocus.com/bid/100807 vdb entry broken link
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0430 third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-2923?
CVE-2017-2923 has been scored as a high severity vulnerability.
How to fix CVE-2017-2923?
To fix CVE-2017-2923, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-2923 being actively exploited in the wild?
It is possible that CVE-2017-2923 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-2923?
CVE-2017-2923 affects Alessandro Furieri FreeXL.
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