Is CVE-2009-2632 actively exploited?

CVE-2009-2632 has no public evidence of in-the-wild exploitation as of 2026-04-23.

What is the CVSS score for CVE-2009-2632?

CVE-2009-2632 has a CVSS score of 4.4 (UNKNOWN severity). Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P.

How do I patch CVE-2009-2632?

Patch guidance is available from cmu security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2009-2632.

CVE-2009-2632 - remediation guidance & executive summary

Q: Which products are affected by CVE-2009-2632?

2 products: cmu cyrus imap server, cmu cyrus imap server.

Description

Buffer overflow in the SIEVE script component (sieve/script.c), as used in cyrus-imapd in Cyrus IMAP Server 2.2.13 and 2.3.14, and Dovecot 1.0 before 1.0.4 and 1.1 before 1.1.7, allows local users to execute arbitrary code and read or modify arbitrary messages via a crafted SIEVE script, related to the incorrect use of the sizeof operator for determining buffer length, combined with an integer signedness error.

CVSS Metrics

Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P
Access Vector: local
Access Cmplx: medium
Auth: none
Confidentiality: partial
Integrity: partial
Availability: partial
Weaknesses: CWE-119 · Memory Buffer Errors

Metadata

Primary Vendor: CMU
Published: 9/8/2009
Last Modified: 4/23/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2009-2632

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary