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TalosCVE-2017-12109

HistoryApr 24, 2018 - 7:29 p.m.

CVE-2017-12109

2018-04-2419:29:01

CWE-190

talos

web.nvd.nist.gov

cve-2017-12109

integer overflow

libxls

remote code execution

nvd

xls file

memory corruption

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

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

AI Score

Confidence

High

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.

Affected configurations

Nvd

Vulners

Node

libxls_projectlibxlsMatch1.4

VendorProductVersionCPE
libxls_projectlibxls1.4cpe:2.3:a:libxls_project:libxls:1.4:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
libxls_project	libxls	1.4	cpe:2.3:a:libxls_project:libxls:1.4:::::::*

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)"
      }
    ]
  }
]