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CVE-2000-0703

7.2 · HIGH

suidperl (aka sperl) does not properly cleanse the escape sequence "~!" before calling /bin/mail to send an error report, which allows local users to gain privileges by setting the "interactive" en…

Published Oct 20, 2000larry_wallEPSS 1.07%

Overview

CVE-2000-0703 is a high-severity vulnerability affecting larry_wall perl. It was published on October 20, 2000 and has a CVSS 2.0 base score of 7.2 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

suidperl (aka sperl) does not properly cleanse the escape sequence "~!" before calling /bin/mail to send an error report, which allows local users to gain privileges by setting the "interactive" environmental variable and calling suidperl with a filename that contains the escape sequence.

Remediation

Check the references section for vendor advisories and patches from larry_wall. Update perl 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

Refarchives.neohapsis.com/archives/bugtraq/2000-08/0022.htmlRefarchives.neohapsis.com/archives/bugtraq/2000-08/0086.htmlRefarchives.neohapsis.com/archives/bugtraq/2000-08/0113.htmlRefarchives.neohapsis.com/archives/bugtraq/2000-08/0153.htmlRefwww.calderasystems.com/support/security/advisories/CSSA-2000-026.0.txtRefwww.novell.com/linux/security/advisories/suse_security_announce_59.htmlRefwww.redhat.com/support/errata/RHSA-2000-048.htmlRefwww.securityfocus.com/bid/1547Refwww.turbolinux.com/pipermail/tl-security-announce/2000-August/000017.htmlRefarchives.neohapsis.com/archives/bugtraq/2000-08/0022.html

How CyberStrike helps

Frequently asked questions

What is CVE-2000-0703?

CVE-2000-0703 is a high-severity vulnerability affecting larry_wall perl. It was published on October 20, 2000 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-2000-0703?

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. 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-2000-0703?

Check the references section for vendor advisories and patches from larry_wall. Update perl 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-2000-0703?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2000-0703 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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