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CVE-2023-49700— Buffer Copy Without Checking size of input in IMS

Quick assessment

Affected
ASR Falcon
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.

Asrmicro ASR1803和Asrmicro ASR1806都是中国翱捷科技（Asrmicro）公司的一款芯片。 Asrmicro ASR1803、ASR1806 存在安全漏洞，该漏洞源于违反安全最佳实践，如果源缓冲区太大，流媒体中的字符串操作将写入超过固定大小目标缓冲区的末尾。

CVSS 6.7 · Medium EPSS 0.38% · P29

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-49700

Vulnerability Information
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Vulnerability Title
Buffer Copy Without Checking size of input in IMS
Source: CVE Program / CVE List V5
Vulnerability Description
Security best practices violations, a string operation in Streamingmedia will write past the end of fixed-size destination buffer if the source buffer is too large.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Asrmicro ASR1803、ASR1806 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Asrmicro ASR1803和Asrmicro ASR1806都是中国翱捷科技（Asrmicro）公司的一款芯片。 Asrmicro ASR1803、ASR1806 存在安全漏洞，该漏洞源于违反安全最佳实践，如果源缓冲区太大，流媒体中的字符串操作将写入超过固定大小目标缓冲区的末尾。
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
ASR Falcon - -

II. Public POCs for CVE-2023-49700

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III. Intelligence Information for CVE-2023-49700

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Other References for CVE-2023-49700 (1)

Same Patch Batch · ASR · 2023-11-30 · 3 CVEs total

CVE-2023-49701 7.2 HIGH Out-of-bounds access a buffer in SIM management
CVE-2023-49699 6.7 MEDIUM Out-of-bounds access a buffer in IMS

IV. Related Vulnerabilities

Same product: Falcon
Same vendor: ASR
Same weakness: CWE-120

V. Comments for CVE-2023-49700

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