osv-2020-2171
Vulnerability from osv_ossfuzz
Published
2020-11-21 00:00
Modified
2022-04-13 03:04
Summary
Stack-buffer-overflow in fp_read_unsigned_bin
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27666

Crash type: Stack-buffer-overflow READ 8
Crash state:
fp_read_unsigned_bin
mp_read_unsigned_bin
wc_RsaPublicKeyDecodeRaw
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fixed_range": "382deb1f8620bcd08e6605d7efe4f53fd672a8b6:22ce25afbacfb60d426ac849fb365621967df0f6",
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "wolfssl"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "91d23d3f5aad1a0c7ee4622f0a57d0bbf0900227"
            },
            {
              "fixed": "22ce25afbacfb60d426ac849fb365621967df0f6"
            }
          ],
          "repo": "https://github.com/wolfssl/wolfssl",
          "type": "GIT"
        }
      ],
      "versions": [
        "v4.6.0-stable"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27666\n\n```\nCrash type: Stack-buffer-overflow READ 8\nCrash state:\nfp_read_unsigned_bin\nmp_read_unsigned_bin\nwc_RsaPublicKeyDecodeRaw\n```\n",
  "id": "OSV-2020-2171",
  "modified": "2022-04-13T03:04:35.712125Z",
  "published": "2020-11-21T00:00:42.417255Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27666"
    }
  ],
  "summary": "Stack-buffer-overflow in fp_read_unsigned_bin"
}


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.