1. Home
  2. CVE Database
  3. CVE-2017-6961
MEDIUM · 5.5

CVE-2017-6961

An issue was discovered in apng2gif 1.7. There is improper sanitization of user input causing huge memory allocations, resulting in a crash. This is related to the read_chunk function using the pChunk...

Vulnerability Description

An issue was discovered in apng2gif 1.7. There is improper sanitization of user input causing huge memory allocations, resulting in a crash. This is related to the read_chunk function using the pChunk->size value (within the PNG file) to determine the amount of memory to allocate.

CVSS Score

5.5

MEDIUM

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

Affected Products

VendorProductVersions
Apng2Gif ProjectApng2Gif1.7

Related Weaknesses (CWE)

CWE-20

References

FAQ

What is CVE-2017-6961?

CVE-2017-6961 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An issue was discovered in apng2gif 1.7. There is improper sanitization of user input causing huge memory allocations, resulting in a crash. This is related to the read_chunk function using the pChunk...

How severe is CVE-2017-6961?

CVE-2017-6961 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-6961?

Check the references section above for vendor advisories and patch information. Affected products include: Apng2Gif Project Apng2Gif.