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Public proof of conceptFix available

CVE-2025-46802

A public proof of concept exists; no exploitation attested.

  • Published2025-05-26
  • WeaknessCWE-732

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

For a short time they PTY is set to mode 666, allowing any user on the system to connect to the screen session.

Timeline

dates in UTC
  1. 2025-05-2616:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-02 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2025-46802?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-46802?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

Products declared by the CNA8 products

As suse, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • SUSE Linux Enterprise Micro 5.3other versions: not affected

    package screen

    Affected
    • ≥ ?, < 4.6.2-150000.5.8.1fixed in 4.6.2-150000.5.8.1custom
  • SUSE Linux Enterprise Micro 5.4other versions: not affected

    package screen

    Affected
    • ≥ ?, < 4.6.2-150000.5.8.1fixed in 4.6.2-150000.5.8.1custom
  • SUSE Linux Enterprise Micro 5.5other versions: not affected

    package screen

    Affected
    • ≥ ?, < 4.6.2-150000.5.8.1fixed in 4.6.2-150000.5.8.1custom
  • SUSE Linux Enterprise Module for Basesystem 15 SP6other versions: not affected

    package screen

    Affected
    • ≥ ?, < 4.6.2-150000.5.8.1fixed in 4.6.2-150000.5.8.1custom
  • SUSE Linux Enterprise Server 15 SP6other versions: not affected

    package screen

    Affected
    • ≥ ?, < 4.6.2-150000.5.8.1fixed in 4.6.2-150000.5.8.1custom
  • SUSE Linux Enterprise Desktop 15 SP6other versions: not affected

    package screen

    Affected
    • ≥ ?, < 4.6.2-150000.5.8.1fixed in 4.6.2-150000.5.8.1custom

2 more products in the CVE record.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2025-05-26

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • screenUbuntu:Pro:18.04:LTSall versions · no fixed version listed
  • screenUbuntu:Pro:16.04:LTSall versions · no fixed version listed
  • screenUbuntu:Pro:14.04:LTSall versions · no fixed version listed
  • screenUbuntu:24.04:LTSall versions · fixed in 4.9.1-1ubuntu1
  • screenUbuntu:22.04:LTSall versions · fixed in 4.9.0-1ubuntu0.1
  • screenUbuntu:20.04:LTSall versions · no fixed version listed
  • screenSUSE:Linux Enterprise Server LTSS Extended Security 12 SP5all versions · fixed in 4.0.4-23.9.1
  • screenSUSE:Linux Enterprise Module for Basesystem 15 SP7all versions · fixed in 4.6.2-150000.5.8.1

23 more package ranges on OSV.dev

Vendor advisories

  • CVE-2025-46802 Red Hat Product Security3 known affected

    screen: TTY Hijacking while Attaching to a Multiuser Session

    screen.src as a component of Red Hat Enterprise Linux 6 · screen as a component of Red Hat Enterprise Linux 7 · screen.src as a component of Red Hat Enterprise Linux 7

Full record on NVD

Fix

  1. Workaround from the vendor Red Hat Product Security CVE-2025-46802 · 3 productsNo mitigation is currently available that meets Red Hat Product Security’s standards for usability, deployment, applicability, or stability.
  2. No fix planned, says the vendor Red Hat Product Security CVE-2025-46802 · 3 productsOut of support scope

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
CVSS 4.0 vector
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/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
Published
2025-05-26
Last Modified
2026-06-17
NVD status
Deferred
GitHub Advisory
GHSA-rh76-vmrr-w867

Frequently asked questions

What is CVE-2025-46802?

For a short time they PTY is set to mode 666, allowing any user on the system to connect to the screen session.

Is CVE-2025-46802 actively exploited?

A proof-of-concept exploit exists for CVE-2025-46802, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2025-46802?

CVE-2025-46802 has a CVSS v3 base score of 6 (MEDIUM severity), with vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N.

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Sources for this record