VULNERABILITY INTELLIGENCE

CVE-2021-35516

CVSS score7.5 HIGH
EPSS probability12.37%
CISA KEVNot currently listed
Published2021-07-13
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

When reading a specially crafted 7Z archive, Compress can be made to allocate large amounts of memory that finally leads to an out of memory error even for very small inputs. This could be used to mount a denial of service attack against services that use Compress' sevenz package.

Weakness classification

  • security@apache.org: CWE-130
  • nvd@nist.gov: CWE-770

Primary references