CVE-2018-5698: libreadstat.a in WizardMac ReadStat 0.1.1 has a heap-based buffer over-read via an unterminated string.

This month

HIGH 7.8DOWNGRADE

CVE-2018-5698 is a high-severity flaw (CVSS 7.8) affecting readstat. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

libreadstat.a in WizardMac ReadStat 0.1.1 has a heap-based buffer over-read via an unterminated string.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-125
Published	2018-01-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wizardmac

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

Am I affected?

Timeline

2018-01-14 04:29 UTCPublished CVE record published
2026-06-17 02:00 UTCUpdated Record last modified

wizardmac readstat DOWNGRADE

Affected: 0.1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.1.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.1.1 (Debian / Ubuntu)

apt-cache madison readstat sudo apt install readstat=<VERSION_BEFORE_0.1.1> sudo apt-mark hold readstat

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

dnf --showduplicates list readstat sudo dnf downgrade readstat-<VERSION_BEFORE_0.1.1> sudo dnf versionlock add readstat

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-2018-5698?

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

Is CVE-2018-5698 being exploited?

CVE-2018-5698 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-2018-5698 affect?

CVE-2018-5698 affects readstat. Severity is high (CVSS 7.8). libreadstat.a in WizardMac ReadStat 0.1.1 has a heap-based buffer over-read via an unterminated string.

How urgent is CVE-2018-5698?

Priority 48/100. High severity; Public exploit reference

Related CVEs

CVE-2018-11365 HIGH 7.5 DOWNGRADE sas/readstat_sas7bcat_read.c in libreadstat.a in ReadStat 0.1.1 has an infinite loop.
CVE-2018-11364 HIGH 7.5 DOWNGRADE sav_parse_machine_integer_info_record in spss/readstat_sav_read.c in libreadstat.a in ReadStat 0.1.1 has a mem

References

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