GHSA-8J98-CJFR-QX3H

Vulnerability from github – Published: 2023-12-05 23:30 – Updated: 2023-12-05 23:30
VLAI
Summary
github.com/ecies/go vulnerable to possible private key restoration
Details

Impact

If functions Encapsulate(), Decapsulate() and ECDH() could be called by an attacker, he could recover any private key that he interacts with.

Patches

Patched in v2.0.8

Workarounds

You could manually check public key by calling IsOnCurve() function from secp256k1 libraries.

References

https://github.com/ashutosh1206/Crypton/blob/master/Diffie-Hellman-Key-Exchange/Attack-Invalid-Curve-Point/README.md

Severity
8.1 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/ecies/go/v2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-49292"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-12-05T23:30:56Z",
    "nvd_published_at": "2023-12-05T00:15:09Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nIf functions `Encapsulate()`, `Decapsulate()` and `ECDH()` could be called by an attacker, he could recover any private key that he interacts with.\n\n### Patches\nPatched in v2.0.8\n\n### Workarounds\nYou could manually check public key by calling `IsOnCurve()` function from secp256k1 libraries.\n\n### References\nhttps://github.com/ashutosh1206/Crypton/blob/master/Diffie-Hellman-Key-Exchange/Attack-Invalid-Curve-Point/README.md\n",
  "id": "GHSA-8j98-cjfr-qx3h",
  "modified": "2023-12-05T23:30:56Z",
  "published": "2023-12-05T23:30:56Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ecies/go/security/advisories/GHSA-8j98-cjfr-qx3h"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-49292"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ecies/go/commit/c6e775163866d6ea5233eb8ec8530a9122101ebd"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ashutosh1206/Crypton/blob/master/Diffie-Hellman-Key-Exchange/Attack-Invalid-Curve-Point/README.md"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ecies/go"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ecies/go/releases/tag/v2.0.8"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "github.com/ecies/go vulnerable to possible private key restoration"
}


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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.