CVE-2019-3855 (CNNVD-201903-634)

HIGH
中文标题:
libssh2 输入验证错误漏洞
英文标题:
An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before...
CVSS分数: 7.5
发布时间: 2019-03-21 20:13:25
漏洞类型: 输入验证错误
状态: PUBLISHED
数据质量分数: 0.30
数据版本: v3
漏洞描述
中文描述:

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中存在输入验证错误漏洞，该漏洞源于_libssh2_transport_read()函数没有正确地检查来自服务器的packet_length值。远程攻击者可利用该漏洞在客户端系统上执行代码。

英文描述:

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way packets are read from the server. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.

CWE类型:
CWE-190 CWE-787
标签:
（暂无数据）
受影响产品
厂商 产品 版本 版本范围 平台 CPE
The libssh2 Project libssh2 1.8.1 - - cpe:2.3:a:the_libssh2_project:libssh2:1.8.1:*:*:*:*:*:*:*
libssh2 libssh2 * - - cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*
fedoraproject fedora 28 - - cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
fedoraproject fedora 29 - - cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
fedoraproject fedora 30 - - cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
debian debian_linux 8.0 - - cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debian debian_linux 9.0 - - cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
netapp ontap_select_deploy_administration_utility - - - cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
redhat enterprise_linux 8.0 - - cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*
redhat enterprise_linux_desktop 7.0 - - cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 7.0 - - cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.6 - - cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 7.6 - - cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.6 - - cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 7.0 - - cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
opensuse leap 42.3 - - cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
apple xcode * - - cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*
oracle peoplesoft_enterprise_peopletools 8.56 - - cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.56:*:*:*:*:*:*:*
oracle peoplesoft_enterprise_peopletools 8.57 - - cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57:*:*:*:*:*:*:*
解决方案
中文解决方案:
（暂无数据）
英文解决方案:
（暂无数据）
临时解决方案:
（暂无数据）
参考链接
[oss-security] 20190318 [SECURITY ADVISORIES] libssh2 mailing-list
cve.org
访问
20190319 [slackware-security] libssh2 (SSA:2019-077-01) mailing-list
cve.org
访问
无标题 x_refsource_MISC
cve.org
访问
无标题 x_refsource_CONFIRM
cve.org
访问
无标题 x_refsource_MISC
cve.org
访问
107485 vdb-entry
cve.org
访问
FEDORA-2019-f31c14682f vendor-advisory
cve.org
访问
无标题 x_refsource_CONFIRM
cve.org
访问
[debian-lts-announce] 20190326 [SECURITY] [DLA 1730-1] libssh2 security update mailing-list
cve.org
访问
无标题 x_refsource_CONFIRM
cve.org
访问
RHSA-2019:0679 vendor-advisory
cve.org
访问
openSUSE-SU-2019:1075 vendor-advisory
cve.org
访问
openSUSE-SU-2019:1109 vendor-advisory
cve.org
访问
FEDORA-2019-3348cb4934 vendor-advisory
cve.org
访问
DSA-4431 vendor-advisory
cve.org
访问
20190415 [SECURITY] [DSA 4431-1] libssh2 security update mailing-list
cve.org
访问
RHSA-2019:1175 vendor-advisory
cve.org
访问
RHSA-2019:1652 vendor-advisory
cve.org
访问
RHSA-2019:1791 vendor-advisory
cve.org
访问
RHSA-2019:1943 vendor-advisory
cve.org
访问
FEDORA-2019-9d85600fc7 vendor-advisory
cve.org
访问
FEDORA-2019-5885663621 vendor-advisory
cve.org
访问
RHSA-2019:2399 vendor-advisory
cve.org
访问
无标题 x_refsource_CONFIRM
cve.org
访问
20190927 APPLE-SA-2019-9-26-7 Xcode 11.0 mailing-list
cve.org
访问
20190927 APPLE-SA-2019-9-26-7 Xcode 11.0 mailing-list
cve.org
访问
无标题 x_refsource_MISC
cve.org
访问
CVSS评分详情
3.0 (cna)
HIGH
7.5
CVSS向量: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
机密性
HIGH
完整性
HIGH
可用性
HIGH
时间信息
发布时间:
2019-03-21 20:13:25
修改时间:
2024-08-04 19:19:18
创建时间:
2025-11-11 15:35:46
更新时间:
2025-11-11 15:54:25
利用信息
暂无可利用代码信息
数据源详情
数据源 记录ID 版本 提取时间
CVE cve_CVE-2019-3855 2025-11-11 15:20:11 2025-11-11 07:35:46
NVD nvd_CVE-2019-3855 2025-11-11 14:56:21 2025-11-11 07:44:15
CNNVD cnnvd_CNNVD-201903-634 2025-11-11 15:10:10 2025-11-11 07:54:25
版本与语言
当前版本: v3
主要语言: EN
支持语言:
EN ZH
安全公告
暂无安全公告信息
变更历史
v3 CNNVD
2025-11-11 15:54:25
vulnerability_type: 未提取 → 输入验证错误; cnnvd_id: 未提取 → CNNVD-201903-634; data_sources: ['cve', 'nvd'] → ['cnnvd', 'cve', 'nvd']
查看详细变更
  • vulnerability_type: 未提取 -> 输入验证错误
  • cnnvd_id: 未提取 -> CNNVD-201903-634
  • data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
v2 NVD
2025-11-11 15:44:15
affected_products_count: 1 → 19; data_sources: ['cve'] → ['cve', 'nvd']
查看详细变更
  • affected_products_count: 1 -> 19
  • data_sources: ['cve'] -> ['cve', 'nvd']