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CVE-2021-33515 (GCVE-0-2021-33515)

Vulnerability from cvelistv5 – Published: 2021-06-28 12:04 – Updated: 2024-08-03 23:50
VLAI
Summary
The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp. Sensitive information can be redirected to an attacker-controlled address.
Severity
4.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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    "redhat_vex": {
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      "current_release_date": "2025-11-21T15:54:32+00:00",
      "cve": "CVE-2021-33515",
      "id": "CVE-2021-33515",
      "initial_release_date": "2021-06-21T00:00:00+00:00",
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      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "dovecot: plaintext commands injection",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-33515.json",
      "version": "3"
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      "current_release_date": "2026-09-13T00:03:11Z",
      "cve": "CVE-2021-33515",
      "id": "CVE-2021-33515",
      "initial_release_date": "2023-02-15T03:40:24Z",
      "product_status:known_not_affected": "136",
      "product_status:recommended": "484",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-33515",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-33515.json",
      "version": "23"
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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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