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CVE-2020-14315

Quick assessment

Affected
n/a bsdiff
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.

bsdiff是一款用于构建修补程序并将其应用于二进制文件的库。 bsdiff 4.3版本中的bspatch存在安全漏洞，该漏洞源于未充分检查外部输入。攻击者可利用该漏洞绕过完整性检查。

AI Predicted 8.8 Difficulty: Moderate EPSS 2.55% · P84

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2020-14315

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A memory corruption vulnerability is present in bspatch as shipped in Colin Percival’s bsdiff tools version 4.3. Insufficient checks when handling external inputs allows an attacker to bypass the sanity checks in place and write out of a dynamically allocated buffer boundaries.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
bsdiff 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
bsdiff是一款用于构建修补程序并将其应用于二进制文件的库。 bsdiff 4.3版本中的bspatch存在安全漏洞，该漏洞源于未充分检查外部输入。攻击者可利用该漏洞绕过完整性检查。
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
- bsdiff bsdiff 4.3 -

II. Public POCs for CVE-2020-14315

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III. Intelligence Information for CVE-2020-14315

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Vendor Advisories for CVE-2020-14315 (1)

Mailing List Discussions for CVE-2020-14315 (1)

Other References for CVE-2020-14315 (1)

Same Patch Batch · n/a · 2020-09-16 · 49 CVEs total

CVE-2020-7733 7.5 HIGH Regular Expression Denial of Service (ReDoS)
CVE-2020-1694 Red Hat Keycloak 安全漏洞
CVE-2020-14519 Wibu CodeMeter WebSockets API 访问控制错误漏洞
CVE-2020-20406 Elementor Page Builder 跨站脚本漏洞
CVE-2020-24374 Freebox HD 输入验证错误漏洞
CVE-2020-24373 Freebox server 跨站请求伪造漏洞
CVE-2020-24376 Freebox HD 输入验证错误漏洞
CVE-2020-24377 Freebox OS Web interface 输入验证错误漏洞
CVE-2020-16233 CodeMeter 安全漏洞
CVE-2020-13259 RAD SecFlow-1v os-image 跨站请求伪造漏洞
CVE-2020-10718 Red Hat Wildfly 安全漏洞
CVE-2020-14509 wibu CodeMeter 安全漏洞
CVE-2020-10715 Red Hat OpenShift web console 输入验证错误漏洞
CVE-2020-10748 Red Hat Keycloak 跨站脚本漏洞
CVE-2020-25040 Singularity 安全漏洞
CVE-2020-14348 Red Hat AMQ 代码问题漏洞
CVE-2020-25039 Microsoft Research Singularity 安全漏洞
CVE-2020-13928 Apache Atlas 跨站脚本漏洞
CVE-2020-25015 Genexis Platinum 跨站请求伪造漏洞
CVE-2020-3990 VMware Workstation 输入验证错误漏洞

Showing top 20 of 49 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-787

V. Comments for CVE-2020-14315

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