CVE-2018-7639

An issue was discovered in CImg v.220. A heap-based buffer over-read in load_bmp in CImg.h occurs when loading a crafted bmp image, a different vulnerability than CVE-2018-7588. This is in a "16 bits colors" case, aka case 16.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector : AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

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/dtschump/CImg/issues/185	Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/09/msg00030.html
https://lists.debian.org/debian-lts-announce/2020/10/msg00033.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:cimg:cimg:.220:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-03-02 14:29

Updated : 2024-02-04 19:46

NVD link : CVE-2018-7639

Mitre link : CVE-2018-7639

CVE.ORG link : CVE-2018-7639

JSON object : View

Products Affected

cimg

cimg

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2018-7639", "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}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/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": 1.8}]}, "published": "2018-03-02T14:29:00.313", "references": [{"url": "https://github.com/dtschump/CImg/issues/185", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/09/msg00030.html", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00033.html", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in CImg v.220. A heap-based buffer over-read in load_bmp in CImg.h occurs when loading a crafted bmp image, a different vulnerability than CVE-2018-7588. This is in a \"16 bits colors\" case, aka case 16."}, {"lang": "es", "value": "Se ha descubierto un problema en CImg v.220. Ocurre una sobrelectura de b\u00fafer basada en memoria din\u00e1mica (heap) en load_bmp en CImg.h al cargar una imagen bmp manipulada. Esta vulnerabilidad es diferente de CVE-2018-7588. Esto ocurre en un caso \"16 bits colors\", tambi\u00e9n conocido como case 16."}], "lastModified": "2020-11-02T21:15:15.663", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cimg:cimg:.220:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "67AAFF3E-BF2C-4FA3-87C5-63651BE0FCB8"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}