CVE-2017-1556 (GCVE-0-2017-1556)

Vulnerability from cvelistv5 – Published: 2017-09-13 18:00 – Updated: 2024-09-17 01:51
VLAI
Summary
IBM API Connect 5.0.7.0 through 5.0.7.2 is vulnerable to a regular expression attack that could allow an authenticated attacker to use a regex and cause the system to slow or hang. IBM X-Force ID: 131546.
Severity
6.5 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • Denial of Service
Assigner
References
Impacted products
Vendor Product Version CPE status
IBM API Connect Affected: 5.0.7.0
Affected: 5.0.7.1
Affected: 5.0.7.2
guessed Create a notification for this product.
Date Public
2017-09-11 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T13:39:30.648Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "100831",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/100831"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.ibm.com/support/docview.wss?uid=swg22008315"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/131546"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "API Connect",
          "vendor": "IBM",
          "versions": [
            {
              "status": "affected",
              "version": "5.0.7.0"
            },
            {
              "status": "affected",
              "version": "5.0.7.1"
            },
            {
              "status": "affected",
              "version": "5.0.7.2"
            }
          ]
        }
      ],
      "datePublic": "2017-09-11T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "IBM API Connect 5.0.7.0 through 5.0.7.2 is vulnerable to a regular expression attack that could allow an authenticated attacker to use a regex and cause the system to slow or hang. IBM X-Force ID: 131546."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Denial of Service",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-09-16T09:57:01.000Z",
        "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "shortName": "ibm"
      },
      "references": [
        {
          "name": "100831",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/100831"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.ibm.com/support/docview.wss?uid=swg22008315"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/131546"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@us.ibm.com",
          "DATE_PUBLIC": "2017-09-11T00:00:00",
          "ID": "CVE-2017-1556",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "API Connect",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "5.0.7.0"
                          },
                          {
                            "version_value": "5.0.7.1"
                          },
                          {
                            "version_value": "5.0.7.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "IBM"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "IBM API Connect 5.0.7.0 through 5.0.7.2 is vulnerable to a regular expression attack that could allow an authenticated attacker to use a regex and cause the system to slow or hang. IBM X-Force ID: 131546."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Denial of Service"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "100831",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/100831"
            },
            {
              "name": "http://www.ibm.com/support/docview.wss?uid=swg22008315",
              "refsource": "CONFIRM",
              "url": "http://www.ibm.com/support/docview.wss?uid=swg22008315"
            },
            {
              "name": "https://exchange.xforce.ibmcloud.com/vulnerabilities/131546",
              "refsource": "MISC",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/131546"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
    "assignerShortName": "ibm",
    "cveId": "CVE-2017-1556",
    "datePublished": "2017-09-13T18:00:00.000Z",
    "dateReserved": "2016-11-30T00:00:00.000Z",
    "dateUpdated": "2024-09-17T01:51:42.744Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-1556",
      "date": "2026-09-23",
      "epss": "0.01455",
      "percentile": "0.72335"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:ibm:api_connect:5.0.7.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "336EC55F-E19B-4D26-8AEA-40DC40F6C0A9",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ibm:api_connect:5.0.7.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "FBB6EF04-A24E-4857-8C7A-DE779AFA8B70",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ibm:api_connect:5.0.7.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6C6AFDC6-3596-4640-8E92-984B308A1C75",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "IBM API Connect 5.0.7.0 through 5.0.7.2 is vulnerable to a regular expression attack that could allow an authenticated attacker to use a regex and cause the system to slow or hang. IBM X-Force ID: 131546."
          },
          {
            "lang": "es",
            "value": "IBM API Connect 5.0.7.0 hasta la versi\u00f3n 5.0.7.2 es vulnerable a un ataque de expresi\u00f3n regular que podr\u00eda permitir que un atacante autenticado use una expresi\u00f3n regular y provoque que el sistema se ralentice o se bloquee. IBM X-Force ID: 131546."
          }
        ],
        "id": "CVE-2017-1556",
        "lastModified": "2026-05-13T00:24:29.033",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "SINGLE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2017-09-13T18:29:00.213",
        "references": [
          {
            "source": "psirt@us.ibm.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.ibm.com/support/docview.wss?uid=swg22008315"
          },
          {
            "source": "psirt@us.ibm.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/100831"
          },
          {
            "source": "psirt@us.ibm.com",
            "tags": [
              "VDB Entry",
              "Vendor Advisory"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/131546"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.ibm.com/support/docview.wss?uid=swg22008315"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/100831"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "VDB Entry",
              "Vendor Advisory"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/131546"
          }
        ],
        "sourceIdentifier": "psirt@us.ibm.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

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.


Detection rules are retrieved from Rulezet.


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.