VDB

DEBIAN-CVE-2022-27780

DEBIAN-CVE-2022-27780 PUBLISHED CVSS 7.5 HIGH

The curl URL parser wrongly accepts percent-encoded URL separators like '/'when decoding the host name part of a URL, making it a *different* URL usingthe wrong host name when it is later retrieved.For example, a URL like `http://example.com%2F127.0.0.1/`, would be allowed bythe parser and get transposed into `http://example.com/127.0.0.1/`. This flawcan be used to circumvent filters, checks and more.

Risk Scores

CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Products

VendorProductVersions
Debian:14curl0, 0, 0
Debian:13curl0, 0, 0
Debian:12curl0, 0, 0

Exploit Intelligence

Timeline

  • Jun 2, 2022 CVE Published
  • Apr 28, 2026 CVE Updated
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