CVE-2020-25650
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I. Basic Information for CVE-2020-25650
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. Any unprivileged local guest user with access to the UNIX domain socket path `/run/spice-vdagentd/spice-vdagent-sock` could use this flaw to perform a memory denial of service for spice-vdagentd or even other processes in the VM system. The highest threat from this vulnerability is to system availability. This flaw affects spice-vdagent versions 0.20 and previous versions.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
SPICE vdagent 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SPICE vdagent是个人开发者的一个远程连接软件的 Linux 客户端。 SPICE vdagent 中存在安全漏洞。该漏洞源于SPICE vdagent错误地处理了active_xfers哈希表。本地攻击者可能会利用此漏洞导致SPICE vdagent占用内存，从而导致拒绝服务。
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 |
|---|---|---|---|---|
| - | spice-vdagent | spice-vdagent versions prior and including 0.20 | - |
II. Public POCs for CVE-2020-25650
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://bugzilla.redhat.com/show_bug.cgi?id=1886345x_refsource_MISC
- https://www.openwall.com/lists/oss-security/2020/11/04/1x_refsource_MISC
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIWJ2EIQXWEA2VDBODEATHAT37X4CREP/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2020-25650
Same Patch Batch · n/a · 2020-11-25 · 5 CVEs total
| CVE-2020-29074 | Libvnc X11vnc 安全漏洞 | |
| CVE-2020-29070 | osCommerce 跨站脚本漏洞 | |
| CVE-2020-29071 | Liquidfiles 跨站脚本漏洞 | |
| CVE-2020-29072 | Liquidfiles 跨站脚本漏洞 |
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Same weakness: CWE-770
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