CVE-2017-15874

archival/libarchive/decompress_unlzma.c in BusyBox 1.27.2 has an Integer Underflow that leads to a read access violation.

CVSS v3 5.0 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.0^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.3 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugs.busybox.net/show_bug.cgi?id=10436	Exploit Issue Tracking Patch Vendor Advisory
https://bugs.busybox.net/show_bug.cgi?id=10436	Exploit Issue Tracking Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:busybox:busybox:1.27.2:*:*:*:*:*:*:*

History

09 Jun 2025, 16:15

Type	Values Removed	Values Added
CVSS	v2 : ~~4.3~~ v3 : ~~5.5~~	v2 : 4.3 v3 : 5.0

21 Nov 2024, 03:15

Type	Values Removed	Values Added
References	~~() https://bugs.busybox.net/show_bug.cgi?id=10436 - Exploit, Issue Tracking, Patch, Vendor Advisory~~	() https://bugs.busybox.net/show_bug.cgi?id=10436 - Exploit, Issue Tracking, Patch, Vendor Advisory

Information

Published : 2017-10-24 20:29

Updated : 2025-06-09 16:15

NVD link : CVE-2017-15874

Mitre link : CVE-2017-15874

CVE.ORG link : CVE-2017-15874

JSON object : View

Products Affected

busybox

busybox

CWE

CWE-191

Integer Underflow (Wrap or Wraparound)

{"id": "CVE-2017-15874", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.3}]}, "published": "2017-10-24T20:29:00.327", "references": [{"url": "https://bugs.busybox.net/show_bug.cgi?id=10436", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://bugs.busybox.net/show_bug.cgi?id=10436", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-191"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-191"}]}], "descriptions": [{"lang": "en", "value": "archival/libarchive/decompress_unlzma.c in BusyBox 1.27.2 has an Integer Underflow that leads to a read access violation."}, {"lang": "es", "value": "archival/libarchive/decompress_unlzma.c en BusyBox 1.27.2 tiene un subdesbordamiento de enteros que da lugar a una infracci\u00f3n de acceso de lectura."}], "lastModified": "2025-06-09T16:15:26.680", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:busybox:busybox:1.27.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C0039465-D53E-48B7-A583-294E0B6E6082"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}