CVE-2008-5396
Array 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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Array 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.
- CVSS 2.0
- 7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 0.35% probability · 28th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- asterisk/zaptel
- Source
- cve@mitre.org
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=507459
- http://bugs.digium.com/view.php?id=13954
- http://secunia.com/advisories/32947
- http://secunia.com/advisories/32960
- http://www.openwall.com/lists/oss-security/2008/12/03/10
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=507459
- http://bugs.digium.com/view.php?id=13954
- http://secunia.com/advisories/32947
- http://secunia.com/advisories/32960
- http://www.openwall.com/lists/oss-security/2008/12/03/10
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.