CVE-2021-44199— DLL hijacking could lead to denial of service
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I. Basic Information for CVE-2021-44199
Vulnerability Information
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Vulnerability Title
DLL hijacking could lead to denial of service
Source: NVD (National Vulnerability Database)
Vulnerability Description
DLL hijacking could lead to denial of service. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27305, Acronis Cyber Protect Home Office (Windows) before build 39612
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对搜索路径元素未加控制
Source: NVD (National Vulnerability Database)
Vulnerability Title
Acronis Agent 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Acronis Agent是新加坡安克诺斯（Acronis）的一个代理软件。 多款 Acronis 产品中存在代码问题漏洞，该漏洞源于产品未对dll文件做有效验证。攻击者可通过该漏洞导致拒绝服务。以下产品受到影响: Acronis Cyber Protect 15 (Windows) 28035 之前版本， Acronis Agent (Windows) 27305 之前版本， Acronis Cyber Protect Home Office (Windows) 39612 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 |
|---|---|---|---|---|
| Acronis | Acronis Cyber Protect 15 | unspecified ~ 28035 | - | |
| Acronis | Acronis Agent | unspecified ~ 27305 | - | |
| Acronis | Acronis Cyber Protect Home Office | unspecified ~ 39612 | - |
II. Public POCs for CVE-2021-44199
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://security-advisory.acronis.com/advisories/SEC-2508x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-44199
Same Patch Batch · Acronis · 2021-11-29 · 7 CVEs total
| CVE-2021-34800 | Sensitive information could be logged | |
| CVE-2021-44200 | Self cross-site scripting (XSS) was possible on devices page | |
| CVE-2021-44202 | Stored cross-site scripting (XSS) was possible in activity details | |
| CVE-2021-44203 | Stored cross-site scripting (XSS) was possible in protection plan details | |
| CVE-2021-44198 | DLL hijacking could lead to local privilege escalation | |
| CVE-2021-44201 | Cross-site scripting (XSS) was possible in notification pop-ups |
IV. Related Vulnerabilities
Same weakness: CWE-427
- CVE-2026-44406
DLL Hijacking Vulnerability in ZTE Cloud PC Client uSmartvie - CVE-2026-40004
openssl.cnf Privilege Escalation Vulnerability in ZTE Cloud - CVE-2026-21661
AC2000 Uncontrolled Search Path Element - CVE-2026-6788
Uncontrolled search path in PluginLauncher allows SYSTEM cod - CVE-2026-25852
Acronis DeviceLock DLP 代码问题漏洞
V. Comments for CVE-2021-44199
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