CVE-2014-9376

critical

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

https://www.obrela.com/home/security-labs/advisories/osi-advisory-osi-1402/

https://security.gentoo.org/glsa/201505-01

https://github.com/Ettercap/ettercap/pull/609

https://github.com/Ettercap/ettercap/pull/606

https://github.com/Ettercap/ettercap/pull/605

https://github.com/Ettercap/ettercap/pull/602

http://www.securityfocus.com/bid/71696

http://www.securityfocus.com/archive/1/534248/100/0/threaded

Details

Source: Mitre, NVD

Published: 2014-12-19

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical