CVE-2002-1796

HIGHNVD 7.87.8—Trending — 3 sources updated this week

7.8

ChaiVM EZloader for HP color LaserJet 4500 and 4550 and HP LaserJet 4100 and 8150 does not properly verify JAR signatures for new services, which allows local users to load unauthorized Chai services.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 28.7%
KEV: Not listed

Published

December 31, 2002

Last Modified

April 16, 2026

Advisory Details (4)

Auto-updated May 31, 2026

No patch confirmed yet.

generic

http://www.securityfocus.com/bid/5334

generic

http://www.securityfocus.com/archive/1/284648

generic

http://www.phenoelit.de/stuff/HP_Chai.txt

generic

http://online.securityfocus.com/advisories/4317

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-347Improper Verification of Cryptographic Signature

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 17:57 UTCEG score recompute
2026-05-31 17:57 UTCGHSA enrichment
2026-05-31 00:13 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch

Frequently asked(5)

What is CVE-2002-1796?

CVE-2002-1796 is a high vulnerability published on December 31, 2002. ChaiVM EZloader for HP color LaserJet 4500 and 4550 and HP LaserJet 4100 and 8150 does not properly verify JAR signatures for new services, which allows local users to load unauthorized Chai services.

When was CVE-2002-1796 disclosed?

CVE-2002-1796 was first published in the National Vulnerability Database on December 31, 2002, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2002-1796 actively exploited?

CVE-2002-1796 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 28.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2002-1796?

CVE-2002-1796 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2002-1796?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2002-1796, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2002-1796

📅 Published

🔄 Last Modified

📋 Advisory Details (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2002-1796?

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Frequently asked(5)

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