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cve[email protected]CVE-2021-42839
HistoryNov 15, 2021 - 10:15 a.m.

CVE-2021-42839

2021-11-1510:15:07
CWE-434
web.nvd.nist.gov
16
cve-2021-42839
webopac7
file upload
remote code execution
security vulnerability

9 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.084 Low

EPSS

Percentile

94.4%

Grand Vice info Co. webopac7 file upload function fails to filter special characters. While logging in with general user’s permission, remote attackers can upload malicious script and execute arbitrary code to control the system or interrupt services.

Affected configurations

NVD
Node
vicewebopacMatch1.8.20160701
OR
vicewebopacMatch7.1.20160701

CNA Affected

[
  {
    "product": "webopac7",
    "vendor": "Grand Vice info Co.",
    "versions": [
      {
        "status": "affected",
        "version": "7.1.20160701"
      },
      {
        "status": "affected",
        "version": "1.8.20160701"
      }
    ]
  }
]

9 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.084 Low

EPSS

Percentile

94.4%

Related for CVE-2021-42839