CVE-2002-1796 json
ChaiVM EZloader for HP color LaserJet 4500 and 4550 and HP LaserJet 4100 and 8150 does not properly verify JAR signatures for new services,…
published 2002-12-31 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-1775
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 35%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-347 Improper Verification of Cryptographic Signature
References
-
online.securityfocus.com
/advisories/4317
vendor-advisory, broken-link, patch, third-party-advisory, vdb-entry
-
phenoelit.de
/stuff/HP_Chai.txt
broken-link, vendor-advisory
-
securityfocus.com
/bid/5334
vdb-entry, broken-link, third-party-advisory
-
iss.net
/security_center/static/9695.php
vdb-entry, broken-link
-
securityfocus.com
/archive/1/284648
mailing-list, broken-link, third-party-advisory, vdb-entry
Sources
- CVE List CVE-2002-1796
- NVD CVE-2002-1796
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.