github - ghsa-g2cq-wg23-g8qw

GHSA-G2CQ-WG23-G8QW

Vulnerability from github – Published: 2025-05-26 15:30 – Updated: 2025-05-26 18:30

Details

The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the system.

Severity ?

5.0 (Medium)


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

5.1 (Medium)


                  
                    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2025-46803"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-276"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-05-26T15:15:19Z",
    "severity": "MODERATE"
  },
  "details": "The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the system.",
  "id": "GHSA-g2cq-wg23-g8qw",
  "modified": "2025-05-26T18:30:25Z",
  "published": "2025-05-26T15:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-46803"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46803"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2025/05/12/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/05/13/6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-46803 (GCVE-0-2025-46803)

Vulnerability from cvelistv5 – Published: 2025-05-26 15:06 – Updated: 2025-05-27 14:12

Summary

The default mode of pseudo terminals (PTYs) allocated by Screen was changed from 0620 to 0622, thereby allowing anyone to write to any Screen PTYs in the system.

Severity ?

5 (Medium)


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

5.1 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

CWE

CWE-276 - Incorrect Default Permissions

Assigner

suse

References

URL

Tags

	https://bugzilla.suse.com/show_bug.cgi?id=CVE-202…
	https://www.openwall.com/lists/oss-security/2025/…

Impacted products

	Vendor	Product	Version
			Affected: 5.0 , ≤ 5.0.0 (semver)

Credits

Matthias Gerstner, SUSE

Show details on NVD website

JSON

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        "references": [
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        "metrics": [
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              "content": {
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                ],
                "role": "CISA Coordinator",
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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-G2CQ-WG23-G8QW

CVE-2025-46803 (GCVE-0-2025-46803)

Tags

Sightings

Nomenclature