Vulnerability-Lookup

GHSA-8M9F-C5P9-WQCH

Vulnerability from github – Published: 2023-01-26 21:30 – Updated: 2025-04-01 22:57

Summary

Remote Code Execution in com.bstek.uflo:uflo-core

Details

All versions of the package com.bstek.uflo:uflo-core are vulnerable to Remote Code Execution (RCE) in the ExpressionContextImpl class via jexl.createExpression(expression).evaluate(context); functionality, due to improper user input validation.

Severity

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.bstek.uflo:uflo-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "2.1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-25894"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-94"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-01-27T01:01:03Z",
    "nvd_published_at": "2023-01-26T21:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "All versions of the package com.bstek.uflo:uflo-core are vulnerable to Remote Code Execution (RCE) in the ExpressionContextImpl class via jexl.createExpression(expression).evaluate(context); functionality, due to improper user input validation.",
  "id": "GHSA-8m9f-c5p9-wqch",
  "modified": "2025-04-01T22:57:10Z",
  "published": "2023-01-26T21:30:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-25894"
    },
    {
      "type": "WEB",
      "url": "https://fmyyy1.github.io/2022/10/23/uflo2rce"
    },
    {
      "type": "WEB",
      "url": "https://github.com/youseries/uflo/blob/b3e198bc6523e5a6ba69edd84ba10e05a3b78726/uflo-core/src/main/java/com/bstek/uflo/expr/impl/ExpressionContextImpl.java#L126"
    },
    {
      "type": "WEB",
      "url": "https://security.snyk.io/vuln/SNYK-JAVA-COMBSTEKUFLO-3091112"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Remote Code Execution in com.bstek.uflo:uflo-core"
}

CVE-2022-25894 (GCVE-0-2022-25894)

Vulnerability from cvelistv5 – Published: 2023-01-25 05:00 – Updated: 2025-04-01 14:53

Summary

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-01 14:53 UTC

CWE

CWE-94 - Remote Code Execution (RCE)
CWE-94 - Improper Control of Generation of Code ('Code Injection')

Assigner

snyk CNA under the mitre root

CNA scorecard C 60/100 over 17 records in the last 180 days details

References

3 references

URL	Tags
https://security.snyk.io/vuln/SNYK-JAVA-COMBSTEKU…
https://github.com/youseries/uflo/blob/b3e198bc65…
https://fmyyy1.github.io/2022/10/23/uflo2rce/

Impacted products

1 product

Vendor	Product	Version
n/a	com.bstek.uflo:uflo-core	Affected: 0 , < * (semver)

Credits

fmyyy

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T04:49:44.429Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.snyk.io/vuln/SNYK-JAVA-COMBSTEKUFLO-3091112"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/youseries/uflo/blob/b3e198bc6523e5a6ba69edd84ba10e05a3b78726/uflo-core/src/main/java/com/bstek/uflo/expr/impl/ExpressionContextImpl.java%23L126"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://fmyyy1.github.io/2022/10/23/uflo2rce/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-25894",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-01T14:53:08.054339Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-94",
                "description": "CWE-94 Improper Control of Generation of Code (\u0027Code Injection\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-01T14:53:31.776Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "com.bstek.uflo:uflo-core",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "fmyyy"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "All versions of the package com.bstek.uflo:uflo-core are vulnerable to Remote Code Execution (RCE) in the ExpressionContextImpl class via jexl.createExpression(expression).evaluate(context); functionality, due to improper user input validation."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "Remote Code Execution (RCE)",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-01-25T05:00:03.528Z",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "url": "https://security.snyk.io/vuln/SNYK-JAVA-COMBSTEKUFLO-3091112"
        },
        {
          "url": "https://github.com/youseries/uflo/blob/b3e198bc6523e5a6ba69edd84ba10e05a3b78726/uflo-core/src/main/java/com/bstek/uflo/expr/impl/ExpressionContextImpl.java%23L126"
        },
        {
          "url": "https://fmyyy1.github.io/2022/10/23/uflo2rce/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2022-25894",
    "datePublished": "2023-01-25T05:00:03.528Z",
    "dateReserved": "2022-02-24T11:58:25.162Z",
    "dateUpdated": "2025-04-01T14:53:31.776Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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