HIGH
Integer overflow in the rwpng_read_image24_libpng function in rwpng.c in pngquant 2.7.0 allows remote attackers to have unspecified impact via a crafted PNG file, which triggers a buffer overflow
Published May 23, 2017
7.8
HIGHCVSS 3.0
EPSS 1.80%
Description
Integer overflow in the rwpng_read_image24_libpng function in rwpng.c in pngquant 2.7.0 allows remote attackers to have unspecified impact via a crafted PNG file, which triggers a buffer overflow.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.8 HIGH NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.80% 0.01805
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01805
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.80% (0.01805) | 77.77th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.80% (0.01805) | 75.65th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.41% (0.00406) | 58.99th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.50% (0.00504) | 77.23th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.50% (0.00504) | 75.78th | v3 (v2023.03.01) |
| Oct 7, 2023 | 0.50% (0.00504) | 73.70th | v3 (v2023.03.01) |
| Jun 7, 2023 | 0.43% (0.00433) | 70.97th | v3 (v2023.03.01) |
| May 2, 2023 | 0.36% (0.00361) | 68.10th | v3 (v2023.03.01) |
| Apr 1, 2023 | 0.31% (0.00306) | 65.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00254) | 61.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- http://sf.snu.ac.kr/gil.hur/publications/shovel.pdf x_refsource_MISCExploitTechnical DescriptionThird Party Advisory
- https://github.com/pornel/pngquant/commit/b7c217680cda02dddced245d237ebe8c383be285 x_refsource_CONFIRMPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00028.html mailing-listx_refsource_MLIST
| Link | Providers | Tags |
|---|---|---|
| http://sf.snu.ac.kr/gil.hur/publications/shovel.pdf | x_refsource_MISCExploitTechnical DescriptionThird Party Advisory | |
| https://github.com/pornel/pngquant/commit/b7c217680cda02dddced245d237ebe8c383be285 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00028.html | mailing-listx_refsource_MLIST |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 23, 2017
Updated Aug 6, 2024
Reserved Jun 21, 2016
Link CVE-2016-5735
CISA Vulnrichment
Updated n/a