CVE-2002-2102 describes a denial-of-service vulnerability in JCraft JZlib versions prior to 0.0.7, specifically within the InfBlocks.java component. Remote attackers can trigger a NullPointerException by providing an invalid block of deflated data. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with low attack complexity and no authentication required, leading to a partial availability impact. There is no evidence of active exploitation, and no public exploit code is available, although it has garnered some community discussion on platforms like GitHub.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.0.1CPE matchmatch criteria | cpe:2.3:a:jcraft:jzlib:0.0.1:*:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:jcraft:jzlib:0.0.2:*:*:*:*:*:*:* | ||
0.0.3CPE matchmatch criteria | cpe:2.3:a:jcraft:jzlib:0.0.3:*:*:*:*:*:*:* | ||
0.0.4CPE matchmatch criteria | cpe:2.3:a:jcraft:jzlib:0.0.4:*:*:*:*:*:*:* | ||
0.0.5CPE matchmatch criteria | cpe:2.3:a:jcraft:jzlib:0.0.5:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.