GHSA-WMFG-55F9-J8HQ

Vulnerability from github – Published: 2020-12-24 20:49 – Updated: 2020-12-24 20:48
VLAI?
Summary
Server-Side Template Injection
Details

Impact

A Server-Side Template Injection was identified in BrowserUp Proxy enabling attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE) vulnerability. This has been assigned CVE-2020-26282.

Patches

Effective Immediately, all users should upgrade to version 2.1.2 or higher.

Workarounds

None.

References

https://securitylab.github.com/research/bean-validation-RCE

For more information

If you have any questions or comments about this advisory: * Open an issue in the BrowserUp Proxy repo * Contact us via the BrowserUp website or email us at support@browserup.com

Severity ?
10.0 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.browserup:browserup-proxy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-26282"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-12-24T20:48:30Z",
    "nvd_published_at": "2020-12-24T21:15:00Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nA Server-Side Template Injection was identified in BrowserUp Proxy enabling attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE) vulnerability. This has been assigned CVE-2020-26282.\n\n### Patches\nEffective Immediately, all users should upgrade to version 2.1.2 or higher.\n\n### Workarounds\nNone. \n\n### References\nhttps://securitylab.github.com/research/bean-validation-RCE\n\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [the BrowserUp Proxy repo](http://github.com/browserup/browserup-proxy)\n* Contact us via  the [BrowserUp website](https://browserup.com) or email us at [support@browserup.com](mailto:support@browserup.com)",
  "id": "GHSA-wmfg-55f9-j8hq",
  "modified": "2020-12-24T20:48:30Z",
  "published": "2020-12-24T20:49:34Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/browserup/browserup-proxy/security/advisories/GHSA-wmfg-55f9-j8hq"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26282"
    },
    {
      "type": "WEB",
      "url": "https://github.com/browserup/browserup-proxy/commit/4b38e7a3e20917e5c3329d0d4e9590bed9d578ab"
    },
    {
      "type": "WEB",
      "url": "https://github.com/browserup/browserup-proxy/releases/tag/v2.1.2"
    },
    {
      "type": "WEB",
      "url": "https://securitylab.github.com/research/bean-validation-RCE"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Server-Side Template Injection"
}


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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.