CVE-2021-42377

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Source
https://cve.org/CVERecord?id=CVE-2021-42377
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-42377.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-42377
Downstream
Related
Published
2021-11-15T21:15:07.700Z
Modified
2026-04-11T12:38:10.627519Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "33"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "34"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
        }
    ]
}
References

Affected packages

Git / github.com/mirror/busybox

Affected ranges

Type
GIT
Repo
https://github.com/mirror/busybox
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
a4c3a341394a1fb25be8c15d2ddfe3ec77cbb83c
Last affected
bcc5b0e6caca6c7602a6a41faa5f980292e0fbc5
Database specific 
{
    "source": "CPE_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.33.0"
        },
        {
            "last_affected": "1.33.1"
        }
    ],
    "cpe": [
        "cpe:2.3:a:busybox:busybox:1.33.0:*:*:*:*:*:*:*",
        "cpe:2.3:a:busybox:busybox:1.33.1:*:*:*:*:*:*:*"
    ]
}

Affected versions

Other
0_29alpha2
0_32
0_33
0_34
0_36
0_39
0_40
0_41
0_42
0_43
0_43pre1
0_45
0_46
0_47
0_48
0_49
0_50
0_51
0_52
0_60_0
0_60_1
0_60_2
0_60_3
0_60_4
0_60_5
1_00
1_00_pre1
1_00_pre10
1_00_pre2
1_00_pre3
1_00_pre4
1_00_pre5
1_00_pre6
1_00_pre7
1_00_pre8
1_00_pre9
1_00_rc1
1_00_rc2
1_00_rc3
1_10_0
1_12_0
1_14_0
1_15_0
1_16_0
1_17_0
1_18_0
1_19_0
1_1_0
1_1_1
1_20_0
1_21_0
1_22_0
1_23_0
1_24_0
1_25_0
1_26_0
1_27_0
1_28_0
1_29_0
1_2_0
1_30_0
1_31_0
1_32_0
1_33_0
1_33_1
1_4_0
1_8_0
1_9_0

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-42377.json"