CVE-2002-1420 - Integer signedness error in select() on OpenBSD 3.1 and earlier allows local users to overwrite arbi

CVE-2002-1420

Summary

Integer signedness error in select() on OpenBSD 3.1 and earlier allows local users to overwrite arbitrary kernel memory via a negative value for the size parameter, which satisfies the boundary check as a signed integer, but is later used as an unsigned integer during a data copying operation.

References

Vulnerable Configurations

cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:3.1:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:3.1:*:*:*:*:*:*:*

CVSS

Base:	7.2 (as of 18-10-2016 - 02:27)
Impact:
Exploitability:

CWE

NVD-CWE-Other

CAPEC

Access

Vector	Complexity	Authentication
LOCAL	LOW	NONE

Impact

Confidentiality	Integrity	Availability
COMPLETE	COMPLETE	COMPLETE

cvss-vector via4

AV:L/AC:L/Au:N/C:C/I:C/A:C

refmap via4

bid	5442
bugtraq	20020812 OpenBSD Security Advisory: Select Boundary Condition (fwd)
cert-vn	VU#259787
osvdb	7554
xf	openbsd-select-bo(9809)

Last major update

18-10-2016 - 02:27

Published

11-04-2003 - 04:00

Last modified

18-10-2016 - 02:27