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CVE-2002-2253
Multiple buffer overflows in Cyrus Sieve / libSieve 2.1.2 and earlier allow remote attackers to execute arbitrary code via (1) a long…
High10.0EPSS 6.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 6.6% · top 6.2% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
Affected products
n/a
- affected n/a
References (7)
- 6299 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- cyrus-sieve-script-bo(10780) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 6300 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- cyrus-sieve-imap-bo(10779) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- cyrus-sieve-header-bo(10743) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20021202 Cyrus Sieve / libSieve buffer overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 6294 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .