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CVE-2001-1436

4.6 · MEDIUM

Dallas Semiconductor iButton DS1991 returns predictable values when given an incorrect password, which makes it easier for users with physical access to conduct dictionary attacks against the devic…

Published Jan 18, 2001dallas_semiconductorEPSS 0.47%

Overview

CVE-2001-1436 is a medium-severity vulnerability affecting dallas_semiconductor ibutton. It was published on January 18, 2001 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Dallas Semiconductor iButton DS1991 returns predictable values when given an incorrect password, which makes it easier for users with physical access to conduct dictionary attacks against the device password.

Remediation

Check the references section for vendor advisories and patches from dallas_semiconductor. Update ibutton to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.atstake.com/research/advisories/2001/a011801-1.txtRefwww.kb.cert.org/vuls/id/178560Refexchange.xforce.ibmcloud.com/vulnerabilities/10625Refwww.atstake.com/research/advisories/2001/a011801-1.txtRefwww.kb.cert.org/vuls/id/178560Refexchange.xforce.ibmcloud.com/vulnerabilities/10625

How CyberStrike helps

Frequently asked questions

What is CVE-2001-1436?

CVE-2001-1436 is a medium-severity vulnerability affecting dallas_semiconductor ibutton. It was published on January 18, 2001 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2001-1436?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2001-1436?

Check the references section for vendor advisories and patches from dallas_semiconductor. Update ibutton to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2001-1436?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2001-1436 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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