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CVE-2002-0845

30
FAUCET Score

CVE-2002-0845 describes a buffer overflow vulnerability in Sun ONE and iPlanet Web Server versions 4.1 and 6.0, allowing remote attackers to execute arbitrary code through specially crafted HTTP requests utilizing chunked transfer encoding. This vulnerability carries a high CVSS score of 7.5, indicating a network-based attack with low complexity and potential for partial confidentiality, integrity, and availability impact. While no public exploit code or active exploitation is confirmed, the CVE has garnered significant community discussion, suggesting awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
4.1CPE matchmatch criteria
cpe:2.3:a:iplanet:iplanet_web_server:4.1:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:a:iplanet:iplanet_web_server:6.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
13.33%
Probability of exploitation in next 30 days
EPSS Percentile
96.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.1333 is in the 94th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
iss.net / security_center/static/9799.php
securityfocus.com / bid/5433
sun.com / service/support/software/iplanet/alerts/transferencodingalert-23july2002.html