CVE-2017-6961
CVE-2017-6961 is a medium-severity vulnerability in Apng2gif Project Apng2gif with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (52nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Apng2gif Project Apng2gif
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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->size value (within the PNG file) to determine the amount of memory to allocate.
- How severe is CVE-2017-6961?
- CVE-2017-6961 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2017-6961 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-6961?
- CVE-2017-6961 affects Apng2gif Project Apng2gif. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-6961?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2017-6961 published?
- CVE-2017-6961 was published on 2017-03-17 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:apng2gif_project:apng2gif:1.7:*:*:*:*:*:*:*
More vulnerabilities in Apng2gif Project Apng2gif
- CVE-2017-6962 — High (CVSS 7.5): An issue was discovered in apng2gif 1.7. There is an integer overflow resulting in a heap-based buffer overflow. This…
- CVE-2017-6960 — High (CVSS 7.5): An issue was discovered in apng2gif 1.7. There is an integer overflow resulting in a heap-based buffer over-read,…
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