CVE-2008-5744

Severity: high (CVSS 7.2 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-12-26 · updated 2026-06-16
Weakness: CWE-189

Description

Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to an incorrect tor2 patch for CVE-2008-5396 that uses the wrong variable in a range check against the value of lc->sync.

Affected products

asterisk Zaptel: through 1.4.11; 1.2, 1.2.27, 1.4

References

http://bugs.digium.com/view.php?id=13954#96700
http://secunia.com/advisories/32960
http://svn.digium.com/view/dahdi?view=rev&revision=5590
http://www.openwall.com/lists/oss-security/2008/12/19/2
https://bugzilla.redhat.com/show_bug.cgi?id=475446#c4
https://exchange.xforce.ibmcloud.com/vulnerabilities/47666
http://bugs.digium.com/view.php?id=13954#96700
http://secunia.com/advisories/32960
http://svn.digium.com/view/dahdi?view=rev&revision=5590
http://www.openwall.com/lists/oss-security/2008/12/19/2
https://bugzilla.redhat.com/show_bug.cgi?id=475446#c4
https://exchange.xforce.ibmcloud.com/vulnerabilities/47666

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