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Medium

Ritlabs TinyWeb Server Request crlf injection

Type: advisorySources: OSV

A security vulnerability has been detected in Ritlabs TinyWeb Server 1.94. This vulnerability affects unknown code of the component Request Handler. The manipulation with the input %0D%0A leads to crlf injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.99 is able to resolve this issue. The identifier of the patch is d49c3da6a97e950975b18626878f3ee1f082358e. It is suggested to upgrade the affected component. The vendor was contacted early about this disclosure but did not respond in any way.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2024-5193
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 15:59 UTC · Revision 1

Source evidence

Ritlabs TinyWeb Server Request crlf injection

core-osv · Original source

Published 22 May 2024, 10:31 UTC

A security vulnerability has been detected in Ritlabs TinyWeb Server 1.94. This vulnerability affects unknown code of the component Request Handler. The manipulation with the input %0D%0A leads to crlf injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.99 is able to resolve this issue. The identifier of the patch is d49c3da6a97e950975b18626878f3ee1f082358e. It is suggested to upgrade the affected component. The vendor was contacted early about this disclosure but did not respond in any way.

osv:CVE-2024-5193
Complete source record
{
  "id": "236feb09aa346beeaa72f595496fab3a6f6f094fe173968419b8a54f3f8f68a6",
  "url": "https://osv.dev/vulnerability/CVE-2024-5193",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Ritlabs TinyWeb Server Request crlf injection",
    "summary": "A security vulnerability has been detected in Ritlabs TinyWeb Server 1.94. This vulnerability affects unknown code of the component Request Handler. The manipulation with the input %0D%0A leads to crlf injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.99 is able to resolve this issue. The identifier of the patch is d49c3da6a97e950975b18626878f3ee1f082358e. It is suggested to upgrade the affected component. The vendor was contacted early about this disclosure but did not respond in any way.",
    "evidence": "osv:CVE-2024-5193",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-5193",
      "aliases": [
        "CVE-2024-5193"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/maximmasiutin/tinyweb",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d49c3da6a97e950975b18626878f3ee1f082358e"
                },
                {
                  "fixed": "2584082cb140367b82f3a764fb0be176b0b550de"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "d49c3da6a97e950975b18626878f3ee1f082358e"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "2584082cb140367b82f3a764fb0be176b0b550de"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v1.99"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.98",
            "v1.98",
            "v1.97",
            "v1.96",
            "v1.95"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-5193.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:30.162284626Z",
      "provider": "osv",
      "references": [
        "https://www.masiutin.net/tinyweb-cve-2024-5193.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/5xxx/CVE-2024-5193.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-5193",
        "https://vuldb.com/?submit.333059",
        "https://vuldb.com/?ctiid.265830",
        "https://github.com/maximmasiutin/TinyWeb/commit/d49c3da6a97e950975b18626878f3ee1f082358e",
        "https://github.com/maximmasiutin/TinyWeb/releases/tag/v1.99",
        "https://vuldb.com/?id.265830",
        "https://github.com/DMCERTCE/CRLF_Tiny"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-74",
          "CWE-93"
        ],
        "cna_assigner": "VulDB",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "1.94"
                  },
                  {
                    "last_affected": "1.94"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/5xxx/CVE-2024-5193.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-5193",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 497083,
  "published_at": "2024-05-22T10:31:04.297+00:00"
}