VulnerabilityModified
CVE-2017-2923
An exploitable heap based buffer overflow vulnerability exists in the 'read_biff_next_record function' of FreeXL 1.0.3.
HIGH 8.8EPSS 3.26%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 3.26% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- freexl project/freexl · debian/debian linux
- Source
- talos-cna@cisco.com
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.