CVE-2008-1687

HIGH 7.5CVE-2008-1687 · Published 09/04/2008 · updated 16/06/2026

In short

CVE-2008-1687 is a HIGH (CVSS 7.5) vulnerability affecting m4 (gnu).
Chance of exploitation in the next 30 days (EPSS): 2.5%, higher than 84.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
m4 gnu	`≤ 1.4.10`	No fix yet

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The (1) maketemp and (2) mkstemp builtin functions in GNU m4 before 1.4.11 do not quote their output when a file is created, which might allow context-dependent attackers to trigger a macro expansion, leading to unspecified use of an incorrect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

References

secunia.com/advisories/29671 · Vendor Advisory
secunia.com/advisories/29729 · Patch
slackware.com/security/viewer.php
openwall.com/lists/oss-security/2008/04/07/1
openwall.com/lists/oss-security/2008/04/07/12
openwall.com/lists/oss-security/2008/04/07/3
openwall.com/lists/oss-security/2008/04/07/4
securityfocus.com/bid/28688
vupen.com/english/advisories/2008/1151/references
exchange.xforce.ibmcloud.com/vulnerabilities/41706

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