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CVE-2023-28531

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.

OpenSSH（OpenBSD Secure Shell）是加拿大OpenBSD计划组的一套用于安全访问远程计算机的连接工具。该工具是SSH协议的开源实现，支持对所有的传输进行加密，可有效阻止窃听、连接劫持以及其他网络级的攻击。 OpenSSH 8.9版本至9.3之前版本存在安全漏洞，该漏洞源于将智能卡密钥添加到ssh-agent，会导致忽略每次转发的目标约束。

AI Predicted 7.5 Difficulty: Moderate EPSS 2.27% · P82

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2023-28531

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.
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
OpenSSH 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenSSH（OpenBSD Secure Shell）是加拿大OpenBSD计划组的一套用于安全访问远程计算机的连接工具。该工具是SSH协议的开源实现，支持对所有的传输进行加密，可有效阻止窃听、连接劫持以及其他网络级的攻击。 OpenSSH 8.9版本至9.3之前版本存在安全漏洞，该漏洞源于将智能卡密钥添加到ssh-agent，会导致忽略每次转发的目标约束。
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-2023-28531

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2023-28531

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Vendor Advisories for CVE-2023-28531 (3)

Mailing List Discussions for CVE-2023-28531 (2)

Same Patch Batch · n/a · 2023-03-17 · 9 CVEs total

CVE-2023-1454 6.3 MEDIUM jeecg-boot qurestSql sql injection
CVE-2023-1452 5.3 MEDIUM GPAC load_text.c buffer overflow
CVE-2023-1449 5.3 MEDIUM GPAC av_parsers.c gf_av1_reset_state double free
CVE-2023-1448 5.3 MEDIUM GPAC mpegts.c gf_m2ts_process_sdt heap-based overflow
CVE-2023-1451 3.3 LOW MP4v2 mp4track.cpp GetSampleFileOffset denial of service
CVE-2023-1450 3.3 LOW MP4v2 mp4trackdump.cpp DumpTrack denial of service
CVE-2023-24678 Centralite Pearl Thermostat 安全漏洞
CVE-2023-27253 pfSense 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2023-28531

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