CVE-2022-21688 is a Denial of Service vulnerability affecting OnionShare desktop application versions prior to 2.5. An attacker can trigger out-of-memory conditions by sending specially crafted image data, consuming approximately 2GB of memory with only 20 bytes of input, requiring user interaction in the history tab. Rated Medium (CVSS 5.5), this vulnerability requires local access or knowledge of the Onion service address and user interaction. There is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.5CPE matchmatch criteria | cpe:2.3:a:onionshare:onionshare:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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