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CVE-2002-0525

36
FAUCET Score

CVE-2002-0525 describes format string vulnerabilities in INN 2.2.3 and earlier, specifically within the inews and rnews components. These flaws allow local users or malicious NNTP servers to achieve privilege escalation by injecting format string specifiers into NNTP responses. With a CVSS score of 10.0, this vulnerability is critical, indicating a network-based attack with low complexity, requiring no authentication, and leading to complete compromise of confidentiality, integrity, and availability. While not listed in CISA KEV or Hot List, and with no active Metasploit or Nuclei exploits, an ExploitDB entry (EDB-21375) confirms the existence of exploit code for multiple local format string vulnerabilities in INN versions 2.0/2.1/2.2.x. There is no significant community discussion or media coverage surrounding this older vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2.0CPE matchmatch criteria
cpe:2.3:a:isc:inn:2.0:*:*:*:*:*:*:*
2.1CPE matchmatch criteria
cpe:2.3:a:isc:inn:2.1:*:*:*:*:*:*:*
2.2CPE matchmatch criteria
cpe:2.3:a:isc:inn:2.2:*:*:*:*:*:*:*
2.2.1CPE matchmatch criteria
cpe:2.3:a:isc:inn:2.2.1:*:*:*:*:*:*:*
2.2.2CPE matchmatch criteria
cpe:2.3:a:isc:inn:2.2.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

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

Exploit Intelligence

EPSS Score
4.12%
Probability of exploitation in next 30 days
EPSS Percentile
89.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-21375 · Apr 11, 2002
This CVE's current EPSS score of 0.0412 is in the 82nd percentile among its peer group of 51,466 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

archives.neohapsis.com / archives/bugtraq/2002-04/0140.html
iss.net / security_center/static/8834.php
Vendor Advisory
securityfocus.com / bid/4501
ExploitPatchVendor Advisory