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RedhatCVE-2020-27819

HistoryFeb 23, 2021 - 4:15 a.m.

CVE-2020-27819

2021-02-2304:15:13

CWE-476

redhat

web.nvd.nist.gov

141

libxls

microsoft excel

vulnerability

cve-2020-27819

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.1

Confidence

High

EPSS

0.001

Percentile

30.2%

JSON

An issue was discovered in libxls before and including 1.6.1 when reading Microsoft Excel files. A NULL pointer dereference vulnerability exists when parsing XLS cells in libxls/xls2csv.c:199. It could allow a remote attacker to cause a denial of service via crafted XLS file.

Affected configurations

Nvd

Vulners

Node

libxls_projectlibxlsRange<1.6.2

VendorProductVersionCPE
libxls_projectlibxls*cpe:2.3:a:libxls_project:libxls:*:*:*:*:*:*:*:*

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

CNA Affected

[
  {
    "product": "libxls",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "libxls before 1.6.2"
      }
    ]
  }
]