osv-2020-1843
Vulnerability from osv_ossfuzz
Published
2020-09-26 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in SendUserAuthPkOk
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25926

Crash type: Heap-buffer-overflow READ {*}
Crash state:
SendUserAuthPkOk
DoUserAuthRequestPublicKey
DoUserAuthRequest
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fixed_range": "84ee1509b736cac51bd1b2f13fb7e86505b0735a:4f6c1db9a2ae47cfe488e7443ce54b7e2a815261",
        "introduced_range": "deaf3b4b40d26663191d085557fbeb8cafa420ae:881657782478cef4a1527847bb2c4cd427bd6c99",
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "wolfssl"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "83cdd1c314af5d6326470254b3cdbb9d85182348"
            },
            {
              "fixed": "4f6c1db9a2ae47cfe488e7443ce54b7e2a815261"
            }
          ],
          "repo": "https://github.com/wolfssl/wolfssl",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25926\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nSendUserAuthPkOk\nDoUserAuthRequestPublicKey\nDoUserAuthRequest\n```\n",
  "id": "OSV-2020-1843",
  "modified": "2022-04-13T03:04:35.717971Z",
  "published": "2020-09-26T00:00:06.428089Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25926"
    }
  ],
  "summary": "Heap-buffer-overflow in SendUserAuthPkOk"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.