Vulnerability Details : CVE-2017-6430
The compile_tree function in ef_compiler.c in the Etterfilter utility in Ettercap 0.8.2 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted filter.
Vulnerability category: Denial of service
Products affected by CVE-2017-6430
- cpe:2.3:a:ettercap-project:ettercap:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6430
0.50%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 76 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6430
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-6430
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-6430
-
https://github.com/LocutusOfBorg/ettercap/commit/626dc56686f15f2dda13c48f78c2a666cb6d8506
Exit gracefully in case of corrupted filters (Closes issue #782) · LocutusOfBorg/ettercap@626dc56 · GitHubPatch;Third Party Advisory
-
http://www.securityfocus.com/archive/1/540223/100/0/threaded
SecurityFocus
-
http://www.securityfocus.com/bid/96582
Ettercap CVE-2017-6430 Out of Bounds Read Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
http://www.securitytracker.com/id/1038057
Ettercap Memory Read Error in compile_tree() Lets Remote Users Cause the Target Application to Crash - SecurityTracker
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http://www.debian.org/security/2017/dsa-3874
Debian -- Security Information -- DSA-3874-1 ettercap
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https://github.com/Ettercap/ettercap/issues/782
Etterfilter: Invalid read on crafted file (Segmentation Fault). · Issue #782 · Ettercap/ettercap · GitHubExploit;Third Party Advisory
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