Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-28009

Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow because get_stdinput allows unbounded reads that are accompanied by unbounded increases in a certain size variable. NOTE: exploitation may be impractical because of the execution time needed to overflow (multiple days).

Published

2021-05-06T13:15:09.317

Last Modified

2024-11-21T05:22:11.523

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-190
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application exim exim < 4.94.2 Yes
References