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CVE-2014-8595

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen 3.2.1版本至4.4.0版本中的arch/x86/x86_emulate/x86_emulate.c文件中存在安全漏洞，该漏洞源于程序没有正确检查权限。本地攻击者可借助多个特制far branch指令（CALL、JMP、RETF、LCALL、 LJMP和LRET）利用该漏洞获取权限或造成拒绝服务（崩溃）。

AI Predicted 7.8 Difficulty: Easy EPSS 0.41% · P35

Possible ATT&CK Techniques 1 AI

T1531 · Account Access Removal
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I. Basic Information for CVE-2014-8595

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
arch/x86/x86_emulate/x86_emulate.c in Xen 3.2.1 through 4.4.x does not properly check privileges, which allows local HVM guest users to gain privileges or cause a denial of service (crash) via a crafted (1) CALL, (2) JMP, (3) RETF, (4) LCALL, (5) LJMP, or (6) LRET far branch instruction.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Xen 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen 3.2.1版本至4.4.0版本中的arch/x86/x86_emulate/x86_emulate.c文件中存在安全漏洞，该漏洞源于程序没有正确检查权限。本地攻击者可借助多个特制far branch指令（CALL、JMP、RETF、LCALL、 LJMP和LRET）利用该漏洞获取权限或造成拒绝服务（崩溃）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2014-8595

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III. Intelligence Information for CVE-2014-8595

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Vendor Advisories for CVE-2014-8595 (6)

Mailing List Discussions for CVE-2014-8595 (2)

Other References for CVE-2014-8595 (3)

Same Patch Batch · n/a · 2014-11-19 · 24 CVEs total

CVE-2014-7899 Google Chrome 输入验证漏洞
CVE-2014-7910 Google Chrome 拒绝服务漏洞
CVE-2014-7909 Google Skia 数字错误漏洞
CVE-2014-7908 Google Chrome 数字错误漏洞
CVE-2014-7907 Google Chrome Blink 资源管理错误漏洞
CVE-2014-7906 Google Chrome Pepper插件资源管理错误漏洞
CVE-2014-7905 Google Chrome 安全绕过漏洞
CVE-2014-7904 Google Skia 缓冲区溢出漏洞
CVE-2014-7903 Google Chrome PDFium OpenJPEG 缓冲区溢出漏洞
CVE-2014-7902 Google Chrome PDFium 代码注入漏洞
CVE-2014-7901 Google Chrome PDFium OpenJPEG 数字错误漏洞
CVE-2014-7900 Google Chrome PDFium 资源管理错误漏洞
CVE-2014-5342 Aruba Networks ClearPass 安全漏洞
CVE-2014-8629 Pandora FMS Page visualization agent 跨站脚本漏洞
CVE-2014-7290 Atlas Systems Aeon 跨站脚本漏洞
CVE-2014-8594 Xen ‘do_mmu_update’函数输入验证漏洞
CVE-2014-7828 Red Hat FreeIPA 权限许可和访问控制漏洞
CVE-2014-6627 Aruba Networks ClearPass 命令注入漏洞
CVE-2014-6626 Aruba Networks ClearPass 安全漏洞
CVE-2014-6625 Aruba Networks ClearPass Policy Manager 访问控制错误漏洞

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2014-8595

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