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CVE-2020-7039

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.

QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）软件开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU 4.2.0版本中的libslirp 4.1.0版本的tcp_subr.c文件的‘tcp_emu’函数存在安全漏洞，该漏洞源于程序没有正确管理内存。攻击者可利用该漏洞造成拒绝服务或可能执行任意代码。

AI Predicted 7.8 Difficulty: Easy EPSS 3.57% · P88
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I. Basic Information for CVE-2020-7039

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.
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
QEMU 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）软件开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU 4.2.0版本中的libslirp 4.1.0版本的tcp_subr.c文件的‘tcp_emu’函数存在安全漏洞，该漏洞源于程序没有正确管理内存。攻击者可利用该漏洞造成拒绝服务或可能执行任意代码。
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-2020-7039

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III. Intelligence Information for CVE-2020-7039

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Vendor Advisories for CVE-2020-7039 (5)

Mailing List Discussions for CVE-2020-7039 (6)

Other References for CVE-2020-7039 (2)

Same Patch Batch · n/a · 2020-01-16 · 18 CVEs total

CVE-2019-13524 多款GE产品输入验证错误漏洞
CVE-2020-7044 Wireshark 注入漏洞
CVE-2020-7045 Wireshark BT ATT dissector 注入漏洞
CVE-2020-7105 Hiredis 代码问题漏洞
CVE-2020-7106 Cacti 跨站脚本漏洞
CVE-2020-7107 WordPress Ultimate FAQ 跨站脚本漏洞
CVE-2020-7108 WordPress LearnDash LMS 跨站脚本漏洞
CVE-2019-20327 Centreon 安全漏洞
CVE-2019-18282 Linux kernel 安全特征问题漏洞
CVE-2019-15742 Poly Plantronics Hub 安全漏洞
CVE-2020-7048 WordPress WP Database Reset 安全漏洞
CVE-2020-7047 WordPress WP Database Reset 安全漏洞
CVE-2019-5131 Foxit Reader JavaScript引擎资源管理错误漏洞
CVE-2019-5126 Foxit Reader JavaScript引擎资源管理错误漏洞
CVE-2019-5130 Foxit Reader JavaScript引擎资源管理错误漏洞
CVE-2019-5145 Foxit Reader JavaScript引擎资源管理错误漏洞
CVE-2019-3997 SimpliSafe SS3 授权问题漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2020-7039

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