CVE-2021-3725

Vulnerability in dirhistory plugin Description: the widgets that go back and forward in the directory history, triggered by pressing Alt-Left and Alt-Right, use functions that unsafely execute eval on directory names. If you cd into a directory with a carefully-crafted name, then press Alt-Left, the system is subject to command injection. Impacted areas: - Functions pop_past and pop_future in dirhistory plugin.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/ohmyzsh/ohmyzsh/commit/06fc5fb	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:planetargon:oh_my_zsh:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-11-30 10:15

Updated : 2022-08-09 14:42

NVD link : CVE-2021-3725

Mitre link : CVE-2021-3725

CVE.ORG link : CVE-2021-3725

JSON object : View

Products Affected

planetargon

oh_my_zsh

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

{"id": "CVE-2021-3725", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "security@huntr.dev", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.6}]}, "published": "2021-11-30T10:15:08.670", "references": [{"url": "https://github.com/ohmyzsh/ohmyzsh/commit/06fc5fb", "tags": ["Patch", "Third Party Advisory"], "source": "security@huntr.dev"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-94"}]}, {"type": "Secondary", "source": "security@huntr.dev", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "Vulnerability in dirhistory plugin Description: the widgets that go back and forward in the directory history, triggered by pressing Alt-Left and Alt-Right, use functions that unsafely execute eval on directory names. If you cd into a directory with a carefully-crafted name, then press Alt-Left, the system is subject to command injection. Impacted areas: - Functions pop_past and pop_future in dirhistory plugin."}, {"lang": "es", "value": "Una vulnerabilidad en el plugin dirhistory Descripci\u00f3n: los widgets que retroceden y avanzan en el historial de directorios, activados al pulsar Alt-Izquierda y Alt-Derecha, usan funciones que ejecutan de forma insegura eval sobre nombres de directorios. Si se entra en un directorio con un nombre cuidadosamente dise\u00f1ado, y luego se presiona Alt-Izquierda, el sistema est\u00e1 sujeto a la inyecci\u00f3n de comandos. \u00c1reas afectadas: - Funciones pop_past y pop_future en el plugin dirhistory"}], "lastModified": "2022-08-09T14:42:33.290", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:planetargon:oh_my_zsh:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "48D79331-6AA8-4848-A0B1-E3B487932DA2", "versionEndExcluding": "11-11-2021"}], "operator": "OR"}]}], "sourceIdentifier": "security@huntr.dev"}