CVE-2005-1738: Format string vulnerability in the logPrintBadfile function in delbadfiles.c Iron Bars SHell (ibsh) before 0.3

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HIGH 10.0DOWNGRADE

CVE-2005-1738 is a high-severity flaw (CVSS 10.0) affecting iron bars shell. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Format string vulnerability in the logPrintBadfile function in delbadfiles.c Iron Bars SHell (ibsh) before 0.3d allows users to "access files outside the home directory" and possibly execute arbitrary code via certain inputs that are not properly handled in a syslog call.

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	2.6% (top 15%)
CISA exploited list	No
Published	2005-05-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: iron bars shell

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

Am I affected?

Timeline

2005-05-24 04:00 UTCPublished CVE record published
2026-06-16 22:13 UTCUpdated Record last modified

iron bars shell iron bars shell DOWNGRADE

Affected: 0.3a · 0.3b · 0.3c

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.3a

1. Check installed version

apt-cache policy iron-bars-shell || rpm -q iron-bars-shell || iron-bars-shell --version

2. No fixed release: DOWNGRADE to a release before 0.3a (Debian / Ubuntu)

apt-cache madison iron-bars-shell sudo apt install iron-bars-shell=<VERSION_BEFORE_0.3a> sudo apt-mark hold iron-bars-shell

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

dnf --showduplicates list iron-bars-shell sudo dnf downgrade iron-bars-shell-<VERSION_BEFORE_0.3a> sudo dnf versionlock add iron-bars-shell

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-2005-1738?

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

Is CVE-2005-1738 being exploited?

CVE-2005-1738 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-2005-1738 affect?

CVE-2005-1738 affects iron bars shell. Severity is high (CVSS 10.0). Format string vulnerability in the logPrintBadfile function in delbadfiles.c Iron Bars SHell (ibsh) before 0.3d allows users to "access files outside the home directory" and possibly execute arbitrary code via certain inputs that are not pr

How urgent is CVE-2005-1738?

Priority 56/100. Critical severity

References

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