CVE-2019-3860
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I. Basic Information for CVE-2019-3860
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SFTP packets with empty payloads are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
libssh2 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libssh2是一款实现SSH2协议的客户端C库，它能够执行远程命令、文件传输，同时为远程的程序提供安全的传输通道。 libssh2中存在越界读取漏洞。远程攻击者可借助特制的SFTP数据包利用该漏洞造成拒绝服务或读取客户端内存中的数据。
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 |
|---|---|---|---|---|
| The libssh2 Project | libssh2 | 1.8.1 | - |
II. Public POCs for CVE-2019-3860
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.libssh2.org/CVE-2019-3860.htmlx_refsource_MISC
- https://security.netapp.com/advisory/ntap-20190327-0005/x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00072.htmlvendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.htmlvendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.htmlvendor-advisoryx_refsource_SUSE
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2019-3860
Same Patch Batch · The libssh2 Project · 2019-03-25 · 5 CVEs total
| CVE-2019-3856 | libssh2 输入验证错误漏洞 | |
| CVE-2019-3857 | libssh2 输入验证错误漏洞 | |
| CVE-2019-3861 | libssh2 缓冲区错误漏洞 | |
| CVE-2019-3863 | libssh2 缓冲区错误漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-125
- CVE-2026-8177
XML::LibXML versions through 2.0210 for Perl read out-of-bou - CVE-2026-6104
Global buffer over-read in mb_convert_encoding() with attack - CVE-2026-7258
Out-of-bounds read in urldecode() on NetBSD - CVE-2026-8186
Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out- - CVE-2026-3508
ASUS System Control Interface 缓冲区错误漏洞
V. Comments for CVE-2019-3860
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