CVE-2002-2102 json
InfBlocks.java in JCraft JZlib before 0.0.7 allow remote attackers to cause a denial of service (NullPointerException) via an invalid block…
published 2002-12-31 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-2081
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
InfBlocks.java in JCraft JZlib before 0.0.7 allow remote attackers to cause a denial of service (NullPointerException) via an invalid block of deflated data.
Patch / fix
- jzlib Debian 14, Debian 13, Debian 12 0.0.7
debian advisories DEBIAN-CVE-2002-2102
Exploit prediction
1.86% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
securityfocus.com
/bid/4359
vdb-entry, patch
-
iss.net
/security_center/static/8627.php
vdb-entry
- jcraft.com /jzlib/ChangeLog
Sources
- CVE List CVE-2002-2102
- NVD CVE-2002-2102
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.