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CVE-2019-15879

Quick assessment

Affected
n/a FreeBSD
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.

FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD中存在竞争条件问题漏洞，该漏洞源于cryptodev模块允许内核中的数据结构在被释放后可再次被利用。攻击者可利用该漏洞覆盖任意内核内存。以下产品及版本受到影响：FreeBSD 12.1-STABLE r356908之前版本，12.1-RELEASE p5之前版本，11.3-STABLE r356908之前版本，11.3-RELEASE p9之前版本。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.66% · P50

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2019-15879

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeBSD 12.1-STABLE before r356908, 12.1-RELEASE before p5, 11.3-STABLE before r356908, and 11.3-RELEASE before p9, a race condition in the cryptodev module permitted a data structure in the kernel to be used after it was freed, allowing an unprivileged process can overwrite arbitrary kernel memory.
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
FreeBSD 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD中存在竞争条件问题漏洞，该漏洞源于cryptodev模块允许内核中的数据结构在被释放后可再次被利用。攻击者可利用该漏洞覆盖任意内核内存。以下产品及版本受到影响：FreeBSD 12.1-STABLE r356908之前版本，12.1-RELEASE p5之前版本，11.3-STABLE r356908之前版本，11.3-RELEASE p9之前版本。
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
- FreeBSD FreeBSD 12.1-RELEASE before p5, and 11.3-RELEASE before p9 -

II. Public POCs for CVE-2019-15879

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III. Intelligence Information for CVE-2019-15879

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Vendor Advisories for CVE-2019-15879 (1)

Other References for CVE-2019-15879 (1)

Same Patch Batch · n/a · 2020-05-13 · 20 CVEs total

CVE-2019-9682 多款Dahua产品安全漏洞
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CVE-2020-12697 TYPO3 Direct Mail组件安全漏洞
CVE-2020-12698 TYPO3 Direct Mail组件信息泄露漏洞
CVE-2020-12699 TYPO3 Direct Mail组件输入验证错误漏洞
CVE-2020-12700 TYPO3 Direct Mail组件信息泄露漏洞
CVE-2020-12742 WordPress iubenda-cookie-law-solution plugin 输入验证错误漏洞
CVE-2020-12763 TRENDnet ProView Wireless camera TV-IP512WN 缓冲区错误漏洞
CVE-2020-12427 Western Digital MyCloud Home Western Digital WD Discovery 跨站请求伪造漏洞
CVE-2019-16112 Tyler Technologies TylerTech Eagle 代码问题漏洞
CVE-2020-12832 WordPress simple-file-list plugin 路径遍历漏洞
CVE-2020-9501 Dahua Web P2P control 信息泄露漏洞
CVE-2020-9502 多款Dahua产品安全特征问题漏洞
CVE-2020-7454 FreeBSD 缓冲区错误漏洞
CVE-2020-7455 FreeBSD 缓冲区错误漏洞
CVE-2019-15878 FreeBSD 资源管理错误漏洞
CVE-2019-15880 FreeBSD 输入验证错误漏洞
CVE-2020-5838 Symantec IT Analytics 跨站脚本漏洞
CVE-2020-12831 FRRouting FRR 信息泄露漏洞

IV. Related Vulnerabilities

Same product: FreeBSD
Same vendor: n/a

V. Comments for CVE-2019-15879

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