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CVE-2017-2923

HIGHCVSS 8.8/10EPSS 3.31%

Last modified

CVE-2017-2923 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. EPSS estimates a 3.31% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
3.31%

87.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Freexl ProjectFreexl1.0.3
DebianDebian Linux8.0
DebianDebian Linux9.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-2923?
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.
How severe is CVE-2017-2923?
CVE-2017-2923 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.31% probability of exploitation in the next 30 days.
How do I fix CVE-2017-2923?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-2923?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST