Lepton

A loop with an unreachable exit condition can be triggered by passing a crafted JPEG file to the Lepton image compression tool, resulting in a denial-of-service. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Dropbox Lepton v1.2.1-185-g2a08b77 was discovered to contain a heap-buffer-overflow in the function aligned_dealloc():src/lepton/bitops.cc:108. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

An issue was discovered in Dropbox Lepton 1.2.1. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Dropbox Lepton 1.2.1 allows DoS (SEGV and application crash) via a malformed lepton file because the code does not ensure setup of a correct number of threads. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

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. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

The write_ujpg function in lepton/jpgcoder.cc in Dropbox lepton 1.0 allows remote attackers to cause denial of service (out-of-bounds read) via a crafted jpeg file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

The build_huffcodes function in lepton/jpgcoder.cc in Dropbox lepton 1.0 allows remote attackers to cause denial of service (out-of-bounds write) via a crafted jpeg file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

The setup_imginfo_jpg function in lepton/jpgcoder.cc in Dropbox lepton 1.0 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted jpeg file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

The setup_imginfo_jpg function in lepton/jpgcoder.cc in Dropbox lepton 1.0 allows remote attackers to cause a denial of service (segmentation fault) via a crafted jpeg file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

The process_file function in lepton/jpgcoder.cc in Dropbox lepton 1.0 allows remote attackers to cause a denial of service (crash) via a crafted jpeg file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

Multiple cross-site scripting (XSS) vulnerabilities in LEPTON 1.1.3 and other versions before 1.1.4 allow remote attackers to inject arbitrary web script or HTML via the (1) message parameter to. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable. Public exploit code available.

SQL injection vulnerability in modules/news/rss.php in LEPTON before 1.1.4 allows remote attackers to execute arbitrary SQL commands via the group_id parameter. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Directory traversal vulnerability in account/preferences.php in LEPTON before 1.1.4 allows remote attackers to include and execute arbitrary files via a .. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.