VULNERABILITY INTELLIGENCE
CVE-2008-1721
CVSS score7.5 HIGH
EPSS probability22.62%
CISA KEVNot currently listed
Published2008-04-10
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
Integer signedness error in the zlib extension module in Python 2.5.2 and earlier allows remote attackers to execute arbitrary code via a negative signed integer, which triggers insufficient memory allocation and a buffer overflow.
Weakness classification
- CWE-681: Incorrect Conversion between Numeric Types
Primary references
- cve@mitre.org — Issue Tracking, Vendor Advisory
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Not Applicable
- cve@mitre.org — Third Party Advisory