CVE-2023-45927: S-Lang 2.3.2 was discovered to contain an arithmetic exception via the function tt_sprintf().

This month

CRITICAL 9.1REMOTEDOWNGRADE

CVE-2023-45927 is a critical-severity flaw (CVSS 9.1) affecting s-lang. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

S-Lang 2.3.2 was discovered to contain an arithmetic exception via the function tt_sprintf().

Why this priority

Critical severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 42%)
CISA exploited list	No
Weakness	CWE-703
Published	2024-03-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jedsoft

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

Am I affected?

Timeline

2024-03-27 04:15 UTCPublished CVE record published
2026-06-17 06:29 UTCUpdated Record last modified

jedsoft s-lang DOWNGRADE

Affected: 2.3.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3.2

1. Check installed version

apt-cache policy s-lang || rpm -q s-lang || s-lang --version

2. No fixed release: DOWNGRADE to a release before 2.3.2 (Debian / Ubuntu)

apt-cache madison s-lang sudo apt install s-lang=<VERSION_BEFORE_2.3.2> sudo apt-mark hold s-lang

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

dnf --showduplicates list s-lang sudo dnf downgrade s-lang-<VERSION_BEFORE_2.3.2> sudo dnf versionlock add s-lang

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-2023-45927?

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

Is CVE-2023-45927 being exploited?

CVE-2023-45927 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-2023-45927 affect?

CVE-2023-45927 affects s-lang. Severity is critical (CVSS 9.1). S-Lang 2.3.2 was discovered to contain an arithmetic exception via the function tt_sprintf().

How urgent is CVE-2023-45927?

Priority 51/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-45929 CRITICAL 9.1 DOWNGRADE S-Lang 2.3.2 was discovered to contain a segmentation fault via the function fixup_tgetstr().

References

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