CVE-2015-3281

The buffer_slow_realign function in HAProxy 1.5.x before 1.5.14 and 1.6-dev does not properly realign a buffer that is used for pending outgoing data, which allows remote attackers to obtain sensitive information (uninitialized memory contents of previous requests) via a crafted request.

公開: 2015-07-06 最後更新: 2026-06-16 指派方: [email protected] 來源: [email protected]

結論預警: CVE-2015-3281 綜合評估為中等風險(51.5/100):CVSS 技術影響為中級,利用機率(EPSS 4.27%) 強制指令: 梳理受影響資產並納入修補計畫。

風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。

CVE-2015-3281 的 EPSS(利用預測評分)

EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。

# 日期 舊 EPSS 分數 新 EPSS 分數 變化(新 − 舊)
1 2026-06-28 4.24% 4.27% +0.04%
2 2026-06-15 0.09% 4.24% +4.14%
3 2025-03-30 0.09%

完整 EPSS 歷史 (共 9 筆)

CVE-2015-3281 的 CVSS 指標

該 CVE 的 CVSS 指標。

底座分 版本 嚴重度 向量 可利用性 影響 分數來源
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N 點擊展開
存取路徑 (AV:N)
只要路由可達,即可從遠端發動利用。
存取複雜度 (AC:L)
步驟短、路徑清楚,重現成本低。
認證 (AU:N)
全程無需有效身分。
機密性影響 (C:P)
機密性受到部分損害。
完整性影響 (I:N)
對完整性無影響。
可用性影響 (A:N)
對可用性無影響。
10.0 2.9 [email protected]

CVE-2015-3281 的弱點列舉

CVE-2015-3281 的 OS 追蹤

vendor priority summary link
debian not yet assigned CVE-2015-3281 not yet assigned priority: Debian including 1 source packages (haproxy), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2015-3281
redhat high https://access.redhat.com/security/cve/CVE-2015-3281
ubuntu medium CVE-2015-3281 medium priority: Ubuntu including 1 source packages (haproxy), 5 status rows across 5 suites (precise, trusty, upstream, utopic, vivid): released 3, DNE 1, not-affected 1. https://ubuntu.com/security/CVE-2015-3281

CVE-2015-3281 的影響軟體 / 設定

廠商 產品 版本 原始 CPE
debian debian_linux 8.0 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev0:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev1:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev10:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev11:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev12:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev13:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev14:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev15:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev16:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev17:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev18:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev19:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev2:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev3:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev4:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev5:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev6:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev7:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev8:*:*:*:*:*:*
haproxy haproxy 1.5 cpe:2.3:a:haproxy:haproxy:1.5:dev9:*:*:*:*:*:*
haproxy haproxy 1.5.0 cpe:2.3:a:haproxy:haproxy:1.5.0:*:*:*:*:*:*:*
haproxy haproxy 1.5.1 cpe:2.3:a:haproxy:haproxy:1.5.1:*:*:*:*:*:*:*
haproxy haproxy 1.5.2 cpe:2.3:a:haproxy:haproxy:1.5.2:*:*:*:*:*:*:*
haproxy haproxy 1.5.3 cpe:2.3:a:haproxy:haproxy:1.5.3:*:*:*:*:*:*:*
haproxy haproxy 1.5.4 cpe:2.3:a:haproxy:haproxy:1.5.4:*:*:*:*:*:*:*
haproxy haproxy 1.5.5 cpe:2.3:a:haproxy:haproxy:1.5.5:*:*:*:*:*:*:*
haproxy haproxy 1.5.6 cpe:2.3:a:haproxy:haproxy:1.5.6:*:*:*:*:*:*:*
haproxy haproxy 1.5.7 cpe:2.3:a:haproxy:haproxy:1.5.7:*:*:*:*:*:*:*
haproxy haproxy 1.5.8 cpe:2.3:a:haproxy:haproxy:1.5.8:*:*:*:*:*:*:*
haproxy haproxy 1.5.9 cpe:2.3:a:haproxy:haproxy:1.5.9:*:*:*:*:*:*:*
haproxy haproxy 1.5.10 cpe:2.3:a:haproxy:haproxy:1.5.10:*:*:*:*:*:*:*
haproxy haproxy 1.5.11 cpe:2.3:a:haproxy:haproxy:1.5.11:*:*:*:*:*:*:*
haproxy haproxy 1.5.12 cpe:2.3:a:haproxy:haproxy:1.5.12:*:*:*:*:*:*:*
haproxy haproxy 1.5.13 cpe:2.3:a:haproxy:haproxy:1.5.13:*:*:*:*:*:*:*
haproxy haproxy 1.6 cpe:2.3:a:haproxy:haproxy:1.6:dev0:*:*:*:*:*:*
canonical ubuntu_linux 14.10 cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
canonical ubuntu_linux 15.04 cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
opensuse openstack_cloud 5 cpe:2.3:o:opensuse:openstack_cloud:5:*:*:*:*:*:*:*
opensuse opensuse 13.2 cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
suse linux_enterprise_high_availability_extension 12 cpe:2.3:o:suse:linux_enterprise_high_availability_extension:12:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.4 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.1 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.1:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.2 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.4 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.5 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

CVE-2015-3281 的參考連結

cvelogic Threat Intelligence