CVE-2010-1101: Integer overflow in Alexander Clauss iCab allows remote attackers to bypass intended port restrictions on outb

Routine

MEDIUM 5.0MITIGATE

CVE-2010-1101 is a medium-severity flaw (CVSS 5.0) affecting icab. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Integer overflow in Alexander Clauss iCab allows remote attackers to bypass intended port restrictions on outbound TCP connections via a port number outside the range of the unsigned short data type, as demonstrated by a value of 65561 for TCP port 25.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-189
Published	2010-03-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: icab

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

Am I affected?

Timeline

2010-03-24 22:45 UTCPublished CVE record published
2026-06-16 23:17 UTCUpdated Record last modified

icab icab MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

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

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2010-1101?

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

Is CVE-2010-1101 being exploited?

CVE-2010-1101 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-2010-1101 affect?

CVE-2010-1101 affects icab. Severity is medium (CVSS 5.0). Integer overflow in Alexander Clauss iCab allows remote attackers to bypass intended port restrictions on outbound TCP connections via a port number outside the range of the unsigned short data type, as demonstrated by a value of 65561 for

How urgent is CVE-2010-1101?

Priority 35/100. No elevated risk signals yet.

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References

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