CVE-2022-48258: In Eternal Terminal 6.2.1, etserver and etclient have world-readable logfiles.

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2022-48258 is a medium-severity flaw (CVSS 5.3) affecting eternal terminal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Eternal Terminal 6.2.1, etserver and etclient have world-readable logfiles.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-200
Published	2023-01-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: eternal terminal project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-01-13 01:15 UTCPublished CVE record published
2026-06-17 05:14 UTCUpdated Record last modified

eternal terminal project eternal terminal DOWNGRADE

Affected: 6.2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2.1

1. Check installed version

apt-cache policy eternal-terminal || rpm -q eternal-terminal || eternal-terminal --version

2. No fixed release: DOWNGRADE to a release before 6.2.1 (Debian / Ubuntu)

apt-cache madison eternal-terminal sudo apt install eternal-terminal=<VERSION_BEFORE_6.2.1> sudo apt-mark hold eternal-terminal

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list eternal-terminal sudo dnf downgrade eternal-terminal-<VERSION_BEFORE_6.2.1> sudo dnf versionlock add eternal-terminal

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-48258?

eternal terminal: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-48258 being exploited?

CVE-2022-48258 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-48258 affect?

CVE-2022-48258 affects eternal terminal. Severity is medium (CVSS 5.3). In Eternal Terminal 6.2.1, etserver and etclient have world-readable logfiles.

How urgent is CVE-2022-48258?

Priority 45/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-23558 MEDIUM 6.3 DOWNGRADE In Eternal Terminal 6.2.1, TelemetryService uses fixed paths in /tmp
CVE-2022-48257 MEDIUM 5.3 DOWNGRADE In Eternal Terminal 6.2.1, etserver and etclient have predictable logfile names in /tmp.
CVE-2022-24952 MEDIUM 6.5 UPGRADE Several denial of service vulnerabilities exist in Eternal Terminal prior to version 6.2.0, including a DoS tr
CVE-2022-24951 HIGH 7.0 UPGRADE A race condition exists in Eternal Terminal prior to version 6.2.0 which allows a local attacker to hijack Ete
CVE-2022-24950 HIGH 7.5 UPGRADE A race condition exists in Eternal Terminal prior to version 6.2.0 that allows an authenticated attacker to hi

References

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