What is the CVSS score of CVE-2017-11117?

CVE-2017-11117 has a CVSS 3.0 base score of 5.5 (Medium). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Is there a public PoC exploit available for CVE-2017-11117?

Yes, a public proof-of-concept exploit is available for CVE-2017-11117. Prioritise patching immediately. EPSS: 0.2%.

Openexif CVE-2017-11117

MEDIUM

Out-of-bounds Read (CWE-125)

2017-07-31 cve@mitre.org

Buffer Overflow Denial Of Service Information Disclosure Openexif

5.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Jul 31, 2017 - 13:29 cve.org

MEDIUM 5.5

DescriptionCVE.org

AnalysisAI

The ExifImageFile::readDHT function in ExifImageFileRead.cpp in OpenExif 2.1.4 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. The ExifImageFile::readDHT function in ExifImageFileRead.cpp in OpenExif 2.1.4 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted jpg file. Affected products include: Openexif Project Openexif.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.