CVE-2017-7448
CVE-2017-7448 is a medium-severity vulnerability in Dropbox Lepton 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-369.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (65th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-369
- Affected product: Dropbox Lepton
- Published:
- Last modified:
Description
The allocate_channel_framebuffer function in uncompressed_components.hh in Dropbox Lepton 1.2.1 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a malformed JPEG image.
Frequently asked questions
- What is CVE-2017-7448?
- The allocate_channel_framebuffer function in uncompressed_components.hh in Dropbox Lepton 1.2.1 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a malformed JPEG image.
- How severe is CVE-2017-7448?
- CVE-2017-7448 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-2017-7448 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-7448?
- CVE-2017-7448 affects Dropbox Lepton. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-7448?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2017-7448 published?
- CVE-2017-7448 was published on 2017-04-05 and last updated on 2026-06-17.
References
- http://www.securityfocus.com/bid/97490
- https://github.com/dropbox/lepton/commit/7789d99ac156adfd7bbf66e7824bd3e948a74cf7
- https://github.com/dropbox/lepton/issues/86
Affected products (1)
- cpe:2.3:a:dropbox:lepton:1.2.1:*:*:*:*:*:*:*
More vulnerabilities in Dropbox Lepton
- CVE-2022-26181 — High (CVSS 7.8): Dropbox Lepton v1.2.1-185-g2a08b77 was discovered to contain a heap-buffer-overflow in the function…
- CVE-2018-20819 — High (CVSS 7.8): io/ZlibCompression.cc in the decompression component in Dropbox Lepton 1.2.1 allows attackers to cause a denial of…
- CVE-2018-20820 — Medium (CVSS 5.5): read_ujpg in jpgcoder.cc in Dropbox Lepton 1.2.1 allows attackers to cause a denial-of-service (application runtime…
- CVE-2018-12108 — Medium (CVSS 5.5): An issue was discovered in Dropbox Lepton 1.2.1. The validateAndCompress function in validation.cc allows remote…
- CVE-2017-8891 — Medium (CVSS 5.5): Dropbox Lepton 1.2.1 allows DoS (SEGV and application crash) via a malformed lepton file because the code does not…
All CVEs affecting Dropbox Lepton →
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