CVE-2017-7544

libexif through 0.6.21 is vulnerable to out-of-bounds heap read vulnerability in exif_data_save_data_entry function in libexif/exif-data.c caused by improper length computation of the allocated data of an ExifMnote entry which can cause denial-of-service or possibly information disclosure.

CVSS v3 9.1 CRITICAL
CVSS v2.0 6.4 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html
https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html
https://sourceforge.net/p/libexif/bugs/130/	Exploit Third Party Advisory
https://usn.ubuntu.com/4277-1/
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html
https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html
https://sourceforge.net/p/libexif/bugs/130/	Exploit Third Party Advisory
https://usn.ubuntu.com/4277-1/

Configurations

Configuration 1 (hide)

cpe:2.3:a:libexif_project:libexif:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-09-21 21:29

Updated : 2025-04-20 01:37

NVD link : CVE-2017-7544

Mitre link : CVE-2017-7544

CVE.ORG link : CVE-2017-7544

JSON object : View

Products Affected

libexif_project

libexif

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2017-7544", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.4, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 3.9}]}, "published": "2017-09-21T21:29:00.400", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html", "source": "secalert@redhat.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html", "source": "secalert@redhat.com"}, {"url": "https://sourceforge.net/p/libexif/bugs/130/", "tags": ["Exploit", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://usn.ubuntu.com/4277-1/", "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://sourceforge.net/p/libexif/bugs/130/", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://usn.ubuntu.com/4277-1/", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-125"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "libexif through 0.6.21 is vulnerable to out-of-bounds heap read vulnerability in exif_data_save_data_entry function in libexif/exif-data.c caused by improper length computation of the allocated data of an ExifMnote entry which can cause denial-of-service or possibly information disclosure."}, {"lang": "es", "value": "libexif hasta la versi\u00f3n 0.6.21 es vulnerable a una lectura de la memoria din\u00e1mica (heap) fuera de l\u00edmites en la funci\u00f3n exif_data_save_data_entry en libexif/exif-data.c. Esto se debe al c\u00e1lculo incorrecto de la longitud de los datos asignados de una entrada ExifMnote que podr\u00edan provocar una denegaci\u00f3n de servicio o, posiblemente, una divulgaci\u00f3n de informaci\u00f3n."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libexif_project:libexif:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21034802-5B3C-4D89-819D-D0907E062D7D", "versionEndIncluding": "0.6.21"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}