CVE-2017-12109

2018-04-2419:00:00

talos

www.cve.org

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.009

Percentile

82.9%

JSON

An exploitable integer overflow vulnerability exists in the xls_preparseWorkSheet function of libxls 1.4 when handling a MULRK record. 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.

CNA Affected

[
  {
    "product": "libxls",
    "vendor": "libxls",
    "versions": [
      {
        "status": "affected",
        "version": "1.4 readxl package 1.0.0 for R (tested using Microsoft R 4.3.1)"
      }
    ]
  }
]