Vulnerability-Lookup

VAR-202208-0557

Vulnerability from variot - Updated: 2023-12-18 11:47

websda.c in GoAhead WebServer 2.1.8 has insufficient nonce entropy because the nonce calculation relies on the hardcoded onceuponatimeinparadise value, which does not follow the secret-data guideline for HTTP Digest Access Authentication in RFC 7616 section 3.3 (or RFC 2617 section 3.2.1). NOTE: 2.1.8 is a version from 2003; however, the affected websda.c code appears in multiple derivative works that may be used in 2021. Recent GoAhead software is unaffected. Embedthis Software, LLC of GoAhead Exists in a vulnerability related to lack of entropy.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Embedthis Software GoAhead is an open source small embedded Web server from Embedthis Software in the United States. Embedthis Software GoAhead WebServer version 2.1.8 has a security vulnerability

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CVE-2021-41615 (GCVE-0-2021-41615)

Vulnerability from cvelistv5 – Published: 2022-08-08 18:26 – Updated: 2024-08-04 03:15

Summary

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://devel.rtems.org/browser/rtems/cpukit/http…	x_refsource_MISC
https://github.com/trenta3/goahead-versions/blob/…	x_refsource_MISC

Show details on NVD website

JSON

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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "websda.c in GoAhead WebServer 2.1.8 has insufficient nonce entropy because the nonce calculation relies on the hardcoded onceuponatimeinparadise value, which does not follow the secret-data guideline for HTTP Digest Access Authentication in RFC 7616 section 3.3 (or RFC 2617 section 3.2.1). NOTE: 2.1.8 is a version from 2003; however, the affected websda.c code appears in multiple derivative works that may be used in 2021. Recent GoAhead software is unaffected."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://devel.rtems.org/browser/rtems/cpukit/httpd/websda.c?rev=c1427d2758079f0e9dd6a8de1662d78e0d6bc4ca",
              "refsource": "MISC",
              "url": "https://devel.rtems.org/browser/rtems/cpukit/httpd/websda.c?rev=c1427d2758079f0e9dd6a8de1662d78e0d6bc4ca"
            },
            {
              "name": "https://github.com/trenta3/goahead-versions/blob/master/2.1.8/230165webs218.tar.gz?raw=true",
              "refsource": "MISC",
              "url": "https://github.com/trenta3/goahead-versions/blob/master/2.1.8/230165webs218.tar.gz?raw=true"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-41615",
    "datePublished": "2022-08-08T18:26:11.000Z",
    "dateReserved": "2021-09-25T00:00:00.000Z",
    "dateUpdated": "2024-08-04T03:15:29.009Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

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.

Action not permitted

VAR-202208-0557

CVE-2021-41615 (GCVE-0-2021-41615)

Tags

Sightings

Nomenclature

Related by attack behaviour