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medium5.0

CVE-2013-2686

main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8…

Impact

main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones does not properly restrict Content-Length values, which allows remote attackers to conduct stack-consumption attacks and cause a denial of service (daemon crash) via a crafted HTTP POST request. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-5976.

Affected products

VendorProductAffected versions
AsteriskOpen Source
Versions 1.8.0, 1.8.1, 1.8.1.1, 1.8.1.2, 1.8.2, 1.8.2.1
AsteriskCertified Asterisk
Versions 1.8.15, 1.8.15.0
AsteriskDigiumphones
Versions 10.0.0, 10.1.0, 10.2.0, 10.3.0, 10.4.0, 10.5.0

Weakness classification

CWE-119

References