CVE-2009-2957
dnsmasq - remote code execution
EPSS 12.7%
描述
Heap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.
如何修補 CVE-2009-2957
要修補 CVE-2009-2957,請將受影響套件升級到下列已修補版本。
- Debian/dnsmasq—升級至 2.50-1 或更新版本
- Debian/dnsmasq—升級至 2.45-1+lenny1 或更新版本
CVE-2009-2957 正在被利用嗎?
中等 — EPSS 為 12.7%,可持續追蹤但非最高優先。
受影響套件(2)
- from 0, < 2.50-1
- from 0, < 2.45-1+lenny1