CVE-2024-39929

2024-07-0400:00:00

mitre

github.com

exim

remote attackers

executable attachments

AI Score

6.6

Confidence

Low

SSVC

Exploitation

poc

Automatable

Technical Impact

partial

JSON

Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mime_filename extension-blocking protection mechanism, and potentially deliver executable attachments to the mailboxes of end users.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*"
    ],
    "vendor": "exim",
    "product": "exim",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "custom",
        "lessThanOrEqual": "4.97.1"
      }
    ],
    "defaultStatus": "unknown"
  }
]