Description
Integer underflow in Ettercap 0.8.1 allows remote attackers to cause a denial of service (out-of-bounds write) and possibly execute arbitrary code via a small (1) size variable value in the dissector_dhcp function in dissectors/ec_dhcp.c, (2) length value to the dissector_gg function in dissectors/ec_gg.c, or (3) string length to the get_decode_len function in ec_utils.c or a request without a (4) username or (5) password to the dissector_TN3270 function in dissectors/ec_TN3270.c.
References (8)
Core 8
Core References
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201505-01
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/71696
Various Sources x_refsource_misc
https://www.obrela.com/home/security-labs/advisories/osi-advisory-osi-1402/
Third Party Advisory, VDB Entry mailing-list
x_refsource_bugtraq
http://www.securityfocus.com/archive/1/534248/100/0/threaded
Issue Tracking x_refsource_confirm
https://github.com/Ettercap/ettercap/pull/606
Issue Tracking x_refsource_confirm
https://github.com/Ettercap/ettercap/pull/602
Issue Tracking x_refsource_confirm
https://github.com/Ettercap/ettercap/pull/605
Issue Tracking x_refsource_confirm
https://github.com/Ettercap/ettercap/pull/609
Scores
EPSS
0.0310
EPSS Percentile
87.0%
Details
Status
published
Products (1)
ettercap-project/ettercap
0.8.1
Published
Dec 19, 2014
Tracked Since
Feb 18, 2026