CVE-2008-5396

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Summary

CVECVE-2008-5396
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2008-12-09 00:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionArray index error in the (1) torisa.c and (2) dahdi/tor2.c drivers 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 missing validation of the sync field associated with the ZT_SPANCONFIG ioctl.

Risk And Classification

Primary CVSS: v2.0 7.2 from [email protected]

AV:L/AC:L/Au:N/C:C/I:C/A:C

Problem Types: CWE-189 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Asterisk Zaptel 1.2 All All All
Application Asterisk Zaptel 1.2.27 All All All
Application Asterisk Zaptel 1.4 All All All
Application Asterisk Zaptel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
#507459 - zaptel: insufficient input validation in some zaptel drivers - Debian Bug report logs af854a3a-2127-422b-91ae-364da2661108 bugs.debian.org
DAHDI "ZT_SPANCONFIG" IOCTL Privilege Escalation Vulnerability - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
oss-security - CVE Request (zaptel) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Zaptel "ZT_SPANCONFIG" IOCTL Privilege Escalation Vulnerabilities - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
[DAHLIN-62] [patch] incoherent handling of span timing and lack of input validation - Digium/Asterisk JIRA af854a3a-2127-422b-91ae-364da2661108 bugs.digium.com
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