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.
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。
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)
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 |
|
10.0 | 2.9 | [email protected] |
| 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 |
| 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:*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://git.haproxy.org/?p=haproxy-1.5.git%3Ba=commit%3Bh=7ec765568883b2d4e5a2796adbeb492a22ec9bd4 | |
| http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00001.html | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00023.html | Mailing List Third Party Advisory |
| http://rhn.redhat.com/errata/RHSA-2015-1741.html | Third Party Advisory |
| http://rhn.redhat.com/errata/RHSA-2015-2666.html | Third Party Advisory |
| http://www.debian.org/security/2015/dsa-3301 | Third Party Advisory |
| http://www.haproxy.org/news.html | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/75554 | Third Party Advisory VDB Entry |
| http://www.ubuntu.com/usn/USN-2668-1 | Third Party Advisory |