CVE-2002-0437: Smsd in SMS Server Tools (SMStools) before 1.4.8 allows remote attackers to execute arbitrary commands via she

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HIGH 10.0DOWNGRADE

CVE-2002-0437 is a high-severity flaw (CVSS 10.0) affecting sms server tools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Smsd in SMS Server Tools (SMStools) before 1.4.8 allows remote attackers to execute arbitrary commands via shell metacharacters (backquotes) in message text, as described with the term "string format vulnerability" by some sources.

Why this priority

Critical severity

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

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	3.4% (top 11%)
CISA exploited list	No
Published	2002-07-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: stefan frings

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-07-26 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

stefan frings sms server tools DOWNGRADE

Affected: 1.4.6 · 1.4.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.6

1. Check installed version

apt-cache policy sms-server-tools || rpm -q sms-server-tools || sms-server-tools --version

2. No fixed release: DOWNGRADE to a release before 1.4.6 (Debian / Ubuntu)

apt-cache madison sms-server-tools sudo apt install sms-server-tools=<VERSION_BEFORE_1.4.6> sudo apt-mark hold sms-server-tools

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

dnf --showduplicates list sms-server-tools sudo dnf downgrade sms-server-tools-<VERSION_BEFORE_1.4.6> sudo dnf versionlock add sms-server-tools

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-2002-0437?

sms server tools: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-0437 being exploited?

CVE-2002-0437 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-2002-0437 affect?

CVE-2002-0437 affects sms server tools. Severity is high (CVSS 10.0). Smsd in SMS Server Tools (SMStools) before 1.4.8 allows remote attackers to execute arbitrary commands via shell metacharacters (backquotes) in message text, as described with the term "string format vulnerability" by some sources.

How urgent is CVE-2002-0437?

Priority 57/100. Critical severity

Related CVEs

CVE-2006-0083 MEDIUM 4.6 MITIGATE Format string vulnerability in the logging code of SMS Server Tools (smstools) 1.14.8 and earlier allows local

References

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