CVE-2016-6794

When a SecurityManager is configured, a web application's ability to read system properties should be controlled by the SecurityManager. In Apache Tomcat 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70, 6.0.0 to 6.0.45 the system property replacement feature for configuration files could be used by a malicious web application to bypass the SecurityManager and read system properties that should not be visible.

公开: 2017-08-10 最后更新: 2026-06-16 分配方: [email protected] 来源: [email protected]

结论预警: CVE-2016-6794 综合评估为中等风险(58.9/100):CVSS 技术影响为中级,利用概率偏高(EPSS 7.21%,百分位 93%) 核心证据: EPSS 显示该漏洞近期被利用的可能性处于高位。 近一日 EPSS 上升 +6.95%,被利用关注度持续升高。 强制指令: 被利用概率偏高—请排查暴露面并优先安排修补。

风险随态势动态变化;本站持续评估并同步更新本页展示内容。

CVE-2016-6794 的 EPSS(利用预测评分)

EPSS 日更估计相对被利用可能性;百分位表示该 CVE 在已评分漏洞中的相对排名(越高表示相对更严重)。

# 日期 旧 EPSS 分数 新 EPSS 分数 变化(新 − 旧)
1 2026-06-15 0.26% 7.21% +6.95%
2 2026-03-28 0.36% 0.26% -0.10%
3 2025-12-16 0.36%

完整 EPSS 历史 (共 16 条)

CVE-2016-6794 的 CVSS 指标

该 CVE 的 CVSS 指标。

底座分 版本 严重度 向量 可利用性 影响 分数来源
5.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N 点击展开
攻击向量 (AV:N)
经互联网或企业内可路由网段即可从远端触达,攻击者不必出现在设备旁。
攻击复杂度 (AC:L)
前置条件清晰,成功路径稳定,不依赖罕见竞态或苛刻环境。
权限要求 (PR:N)
不必事先登录或提权,匿名会话也可能成为跳板。
用户交互 (UI:N)
无需受害者点击链接、放行宏或安装软件,攻击链可自动走完。
作用域 (S:U)
破坏局限在脆弱组件原本的安全权限与信任域之内。
机密性影响 (C:L)
可能外泄部分字段或样本数据,但难以形成“整库拖走”的局面。
完整性影响 (I:N)
对记录真实性与不可否认性的破坏可忽略。
可用性影响 (A:N)
不至于造成业务意义上的长时间停摆或灾难性性能崩塌。
3.9 1.4 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N 点击展开
访问路径 (AV:N)
只要路由可达,即可从远端发起利用。
访问复杂度 (AC:L)
步骤短、路径清晰,复现成本低。
认证 (AU:N)
全程无需有效身份。
机密性影响 (C:P)
机密性受到部分损害。
完整性影响 (I:N)
对完整性无影响。
可用性影响 (A:N)
对可用性无影响。
10.0 2.9 [email protected]

CVE-2016-6794 的弱点枚举

CVE-2016-6794 的 GitHub 安全公告

GHSA-2rvf-329f-p99g · 严重度: medium · 生态: maven — System Property Disclosure in Apache Tomcat

CVE-2016-6794 的 OS 跟踪

vendor priority summary link
redhat low https://access.redhat.com/security/cve/CVE-2016-6794
suse low CVE-2016-6794 severity low: SUSE including 72 source package names (tomcat-7.0.76-2.el7, tomcat-7.0.78-7.13.4, …), 166 product×package rows across 19 product lines (SUSE Liberty Linux 7, SUSE Linux Enterprise High Performance Computing 12 SP5, … (19 product lines)): Fixed 166. https://www.suse.com/security/cve/CVE-2016-6794/
ubuntu low CVE-2016-6794 low priority: Ubuntu including 3 source packages (tomcat6, tomcat7, tomcat8), 69 status rows across 23 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, precise, questing, trusty, upstream, xenial, yakkety, zesty): DNE 49, released 8, not-affected 7, ignored 4, needed 1. https://ubuntu.com/security/CVE-2016-6794

CVE-2016-6794 的影响软件 / 配置

厂商 产品 版本 原始 CPE
apache tomcat >= 6.0.0, <= 6.0.45 cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
apache tomcat >= 7.0.0, <= 7.0.70 cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
apache tomcat >= 8.0, <= 8.0.36 cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
apache tomcat >= 8.5.0, <= 8.5.4 cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone1:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone2:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone3:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone4:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone5:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone6:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone7:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone8:*:*:*:*:*:*
apache tomcat 9.0.0 cpe:2.3:a:apache:tomcat:9.0.0:milestone9:*:*:*:*:*:*
debian debian_linux 8.0 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
redhat jboss_enterprise_web_server 3.0.0 cpe:2.3:a:redhat:jboss_enterprise_web_server:3.0.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.4 cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.5 cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.6 cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.7 cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.7 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.7 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
netapp oncommand_insight cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
netapp oncommand_shift cpe:2.3:a:netapp:oncommand_shift:-:*:*:*:*:*:*:*
netapp snap_creator_framework cpe:2.3:a:netapp:snap_creator_framework:-:*:*:*:*:*:*:*
canonical ubuntu_linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
oracle tekelec_platform_distribution >= 7.4.0, <= 7.7.1 cpe:2.3:a:oracle:tekelec_platform_distribution:*:*:*:*:*:*:*:*

CVE-2016-6794 的参考链接

URL 标签
http://rhn.redhat.com/errata/RHSA-2017-0457.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3720 Third Party Advisory
http://www.securityfocus.com/bid/93943 Broken Link
http://www.securitytracker.com/id/1037143 Broken Link
https://access.redhat.com/errata/RHSA-2017:0455 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0456 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2247 Third Party Advisory
https://lists.apache.org/thread.html/09d2f2c65ac4ff5da42f15dc2b0f78b655e50f1a42e8a9784134a9eb%40%3Cannounce.tomcat.apache.org%3E
https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E
https://security.netapp.com/advisory/ntap-20180605-0001/ Third Party Advisory
https://usn.ubuntu.com/4557-1/ Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html Patch Third Party Advisory
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