CVE-2021-3121 (GCVE-0-2021-3121)

Vulnerability from cvelistv5 – Published: 2021-01-11 05:57 – Updated: 2024-08-03 16:45
VLAI
Summary
An issue was discovered in GoGo Protobuf before 1.3.2. plugin/unmarshal/unmarshal.go lacks certain index validation, aka the "skippy peanut butter" issue.
Severity
8.6 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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      "current_release_date": "2026-06-28T06:44:34+00:00",
      "cve": "CVE-2021-3121",
      "id": "CVE-2021-3121",
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      "product_status:fixed": "643",
      "product_status:known_affected": "33",
      "product_status:known_not_affected": "7148",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-3121.json",
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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.

Sightings

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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.


Detection rules are retrieved from Rulezet.