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CVE-2008-1687

7.5 · HIGH

The (1) maketemp and (2) mkstemp builtin functions in GNU m4 before 1.4.11 do not quote their output when a file is created, which might allow context-dependent attackers to trigger a macro expansi…

Published Apr 9, 2008gnuEPSS 2.45%

Overview

CVE-2008-1687 is a high-severity vulnerability affecting gnu m4. It was published on April 9, 2008 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The (1) maketemp and (2) mkstemp builtin functions in GNU m4 before 1.4.11 do not quote their output when a file is created, which might allow context-dependent attackers to trigger a macro expansion, leading to unspecified use of an incorrect filename.

Remediation

Check the references section for vendor advisories and patches from gnu. Update m4 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
gnum40Affected

References

Refsecunia.com/advisories/29671Refsecunia.com/advisories/29729Refslackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.510612Refwww.openwall.com/lists/oss-security/2008/04/07/1Refwww.openwall.com/lists/oss-security/2008/04/07/12Refwww.openwall.com/lists/oss-security/2008/04/07/3Refwww.openwall.com/lists/oss-security/2008/04/07/4Refwww.securityfocus.com/bid/28688Refwww.vupen.com/english/advisories/2008/1151/referencesRefexchange.xforce.ibmcloud.com/vulnerabilities/41706

How CyberStrike helps

Frequently asked questions

What is CVE-2008-1687?

CVE-2008-1687 is a high-severity vulnerability affecting gnu m4. It was published on April 9, 2008 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2008-1687?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-1687?

Check the references section for vendor advisories and patches from gnu. Update m4 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-2008-1687?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-1687 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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