Is CVE-2002-2253 actively exploited?

CVE-2002-2253 has no public evidence of in-the-wild exploitation as of 2025-04-03.

What is the CVSS score for CVE-2002-2253?

CVE-2002-2253 has a CVSS score of 10 (UNKNOWN severity). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

How do I patch CVE-2002-2253?

Patch guidance is available from cyrus security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2002-2253.

CVE-2002-2253 - remediation guidance & executive summary

Description

Multiple buffer overflows in Cyrus Sieve / libSieve 2.1.2 and earlier allow remote attackers to execute arbitrary code via (1) a long header name, (2) a long IMAP flag, or (3) a script that generates a large number of errors that overflow the resulting error string.

CVSS Metrics

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector: network
Access Cmplx: low
Auth: none
Confidentiality: complete
Integrity: complete
Availability: complete
Weaknesses: CWE-119 · Memory Buffer Errors

Metadata

Primary Vendor: CYRUS
Published: 12/31/2002
Last Modified: 4/3/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2002-2253

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary