CVE-2023-22344: Use of hard-coded credentials vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2

Q: How do I fix CVE-2023-22344?

rakuraku pc cloud agent: upgrade to newer than 2.1.8; ss1: upgrade to newer than 13.0.0.40. Exact commands for each OS are on this page.

Q: Is CVE-2023-22344 being exploited?

CVE-2023-22344 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-22344 affect?

CVE-2023-22344 affects rakuraku pc cloud agent, ss1. Severity is critical (CVSS 9.8). Use of hard-coded credentials vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 and earlier allows a remote attacker to obtain the password of the debug tool and execute it. As a result of exploiting this

Q: How urgent is CVE-2023-22344?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADEUPGRADE

CVE-2023-22344 is a critical-severity flaw (CVSS 9.8) affecting rakuraku pc cloud agent, ss1. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Use of hard-coded credentials vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 and earlier allows a remote attacker to obtain the password of the debug tool and execute it. As a result of exploiting this vulnerability with CVE-2023-22335 and CVE-2023-22336 vulnerabilities together, it may allow a remote attacker to execute an arbitrary code with SYSTEM privileges by sending a specially crafted script to the aff

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 42%)
CISA exploited list	No
Weakness	CWE-798
Published	2023-03-06
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: dos-osaka

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

Am I affected?

Timeline

2023-03-06 00:15 UTCPublished CVE record published
2026-06-17 05:35 UTCUpdated Record last modified

dos-osaka rakuraku pc cloud agent UPGRADE

Affected: <= 2.1.8

Fixed in: newer than 2.1.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy rakuraku-pc-cloud-agent || rpm -q rakuraku-pc-cloud-agent || rakuraku-pc-cloud-agent --version

2. UPGRADE to newer than 2.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade rakuraku-pc-cloud-agent

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade rakuraku-pc-cloud-agent

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

dos-osaka ss1 UPGRADE

Affected: <= 13.0.0.40

Fixed in: newer than 13.0.0.40

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ss1 || rpm -q ss1 || ss1 --version

2. UPGRADE to newer than 13.0.0.40 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ss1

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ss1

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2023-22344?

rakuraku pc cloud agent: upgrade to newer than 2.1.8; ss1: upgrade to newer than 13.0.0.40. Exact commands for each OS are on this page.

Is CVE-2023-22344 being exploited?

CVE-2023-22344 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-2023-22344 affect?

CVE-2023-22344 affects rakuraku pc cloud agent, ss1. Severity is critical (CVSS 9.8). Use of hard-coded credentials vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 and earlier allows a remote attacker to obtain the password of the debug tool and execute it. As a result of exploiting this

How urgent is CVE-2023-22344?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-22336 CRITICAL 9.8 UPGRADE UPGRADE Path traversal vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 and earlie
CVE-2023-22335 HIGH 7.5 UPGRADE UPGRADE Improper access control vulnerability in SS1 Ver.13.0.0.40 and earlier and Rakuraku PC Cloud Agent Ver.2.1.8 a

References

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