github - ghsa-9f2q-mg3j-68hc

GHSA-9F2Q-MG3J-68HC

Vulnerability from github – Published: 2023-08-19 06:30 – Updated: 2024-04-04 07:03

Details

Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via "typora://app/".

This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.

Severity ?

7.4 (High)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-2316"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-08-19T06:15:46Z",
    "severity": "HIGH"
  },
  "details": "Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via \"typora://app/\u003cabsolute-path\u003e\". \n\nThis vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.\n\n\n\n\n\n",
  "id": "GHSA-9f2q-mg3j-68hc",
  "modified": "2024-04-04T07:03:31Z",
  "published": "2023-08-19T06:30:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-2316"
    },
    {
      "type": "WEB",
      "url": "https://starlabs.sg/advisories/23/23-2316"
    },
    {
      "type": "WEB",
      "url": "https://support.typora.io/What\u0027s-New-1.6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-2316 (GCVE-0-2023-2316)

Vulnerability from cvelistv5 – Published: 2023-08-19 05:34 – Updated: 2024-10-07 19:59

Summary

Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via "typora://app/<absolute-path>". This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.

Severity ?

7.4 (High)


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

CWE

CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Assigner

STAR_Labs

References

URL

Tags

	https://support.typora.io/What's-New-1.6/	release-notes
	https://starlabs.sg/advisories/23/23-2316/	third-party-advisory

Impacted products

	Vendor	Product	Version
	Typora	Typora	Affected: 0 , < 1.6.7 (custom)

Credits

Li Jiantao (@CurseRed) of STAR Labs SG Pte. Ltd. (@starlabs_sg)

Show details on NVD website

JSON

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        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://support.typora.io/What\u0027s-New-1.6/"
          },
          {
            "tags": [
              "third-party-advisory",
              "x_transferred"
            ],
            "url": "https://starlabs.sg/advisories/23/23-2316/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unaffected",
            "product": "typora",
            "vendor": "typora",
            "versions": [
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              "content": {
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                "role": "CISA Coordinator",
                "timestamp": "2024-10-07T19:58:59.024855Z",
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          "url": "https://starlabs.sg/advisories/23/23-2316/"
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Sightings

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.

Action not permitted

GHSA-9F2Q-MG3J-68HC

CVE-2023-2316 (GCVE-0-2023-2316)

Tags

Sightings

Nomenclature