PoC Index

CVE-2018-20819

HIGH 7.8EPSS 1.0%

io/ZlibCompression.cc in the decompression component in Dropbox Lepton 1.2.1 allows attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact by crafting a jpg image file. The root cause is a missing check of header payloads that may be (incorrectly) larger than the maximum file size.

CVSS v3.0
7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0
6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
0.98% chance of exploitation in the next 30 days, 60th percentile
Published
2019-04-23
Updated
2024-08-05

Proof-of-concept exploits (1)

References

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