CVE-2006-1827

Severity: medium (CVSS 6.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2006-04-18 · updated 2026-06-16

Description

Integer signedness error in format_jpeg.c in Asterisk 1.2.6 and earlier allows remote attackers to execute arbitrary code via a length value that passes a length check as a negative number, but triggers a buffer overflow when it is used as an unsigned length.

Affected products

Digium Asterisk: through 1.2.6; 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.1.4, 0.1.5 (+31)

References

http://ftp.digium.com/pub/asterisk/releases/asterisk-1.2.7-patch.gz
http://secunia.com/advisories/19800
http://secunia.com/advisories/19872
http://secunia.com/advisories/19897
http://www.cipher.org.uk/index.php?p=advisories/Asterisk_Codec_Integer_Overflow_07-04-2006.advisory
http://www.debian.org/security/2006/dsa-1048
http://www.novell.com/linux/security/advisories/2006_04_28.html
http://www.securityfocus.com/bid/17561
http://www.vupen.com/english/advisories/2006/1478
http://ftp.digium.com/pub/asterisk/releases/asterisk-1.2.7-patch.gz
http://secunia.com/advisories/19800
http://secunia.com/advisories/19872

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