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JFROGCVE-2021-42380

HistoryNov 15, 2021 - 9:15 p.m.

CVE-2021-42380

2021-11-1521:15:07

CWE-416

JFROG

web.nvd.nist.gov

119

cve-2021-42380

use-after-free

busybox

awk

denial of service

code execution

nvd

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.5

Confidence

High

EPSS

0.002

Percentile

61.8%

JSON

A use-after-free in Busybox’s awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the clrvar function

Affected configurations

Nvd

Node

busyboxbusyboxRange1.28.0–1.33.1

Node

fedoraprojectfedoraMatch33

fedoraprojectfedoraMatch34

VendorProductVersionCPE
busyboxbusybox*cpe:2.3:a:busybox:busybox:*:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
busybox	busybox	*	cpe:2.3:a:busybox:busybox::::::::
fedoraproject	fedora	33	cpe:2.3:o:fedoraproject:fedora:33:::::::*
fedoraproject	fedora	34	cpe:2.3:o:fedoraproject:fedora:34:::::::*

CNA Affected

[
  {
    "vendor": "busybox",
    "product": "busybox",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "1.34.0",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]