VulnerabilityModified
CVE-2017-12110
An exploitable integer overflow vulnerability exists in the xls_appendSST function of libxls 1.4.A specially crafted XLS file can cause memory corruption resulting in remote code execution.
HIGH 7.8EPSS 2.10%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An exploitable integer overflow vulnerability exists in the xls_appendSST function of libxls 1.4.A specially crafted XLS file can cause memory corruption resulting in remote code execution.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.10% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- libxls project/libxls
- Source
- talos-cna@cisco.com
References
- https://security.gentoo.org/glsa/202003-64
- https://www.debian.org/security/2018/dsa-4173
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0462Third Party Advisory
- https://security.gentoo.org/glsa/202003-64
- https://www.debian.org/security/2018/dsa-4173
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0462Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.