Vulnerability in HP Hp-Ux

CVE-2002-1605

Buffer overflow in HP Tru64 UNIX 5.1a, 5.1, 5.0a, 4.0g, and 4.0f allows attackers to execute arbitrary code via a long _XKB_CHARSET environment variable to (1) dxpause, (2) dxconsole, or (3) dtsession.

Published 2002-09-02 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.133 (96.3th percentile), scored 2026-09-28.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.133 · newest: 0.133 · change: 0.000

Affected products

HP Hp-Ux — versions 10.20, 11.00, 11.04
HP Tru64 — versions 4.0f, 4.0g, 5.0a

References

www.kb.cert.org/vuls/id/584243 (US Government Resource, Third Party Advisory, third-party-advisory)
wwss1pro.compaq.com/support/reference_library/viewdocument.asp (vendor-advisory)
archives.neohapsis.com/archives/fulldisclosure/2002-q3/1203.html (mailing-list)
www.kb.cert.org/vuls/id/569987 (US Government Resource, Third Party Advisory, third-party-advisory)
www.blacksheepnetworks.com/security/hack/tru64/TRU64_xkb.txt (Exploit)
exchange.xforce.ibmcloud.com/vulnerabilities/10016 (vdb-entry)
www.securityfocus.com/archive/1/290115 (mailing-list)
www.kb.cert.org/vuls/id/693803 (US Government Resource, Third Party Advisory, third-party-advisory)