VULNERABILITY INTELLIGENCE
CVE-2009-1252
CVSS score6.8 MEDIUM
EPSS probability21.29%
CISA KEVNot currently listed
Published2009-05-19
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:P
Description
Stack-based buffer overflow in the crypto_recv function in ntp_crypto.c in ntpd in NTP before 4.2.4p7 and 4.2.5 before 4.2.5p74, when OpenSSL and autokey are enabled, allows remote attackers to execute arbitrary code via a crafted packet containing an extension field.
Weakness classification
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer