Vulnerability in OpenBSD
CVE-2002-1420
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.2 (High). Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.003 (23.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- OpenBSD — versions 3.0, 3.1
References
- www.securityfocus.com/bid/5442 (Patch, vdb-entry, Vendor Advisory)
- www.iss.net/security_center/static/9809.php (Patch, vdb-entry, Vendor Advisory)
- www.kb.cert.org/vuls/id/259787 (US Government Resource, third-party-advisory)
- www.osvdb.org/7554 (vdb-entry)
- marc.info/ (mailing-list)