低危 传输读取中的整数溢出导致越界写入

CVE编号

CVE-2019-3855

利用情况

暂无

补丁情况

官方补丁

披露时间

2019-03-22
漏洞描述
在从服务器读取数据包的方式中,在1.8.1之前的libssh2中发现了可能导致越界写入的整数溢出缺陷。当用户连接到服务器时,攻击SSH服务器的远程攻击者可能能够在客户端系统上执行代码。

解决建议
厂商已发布了漏洞修复程序,请及时关注更新:
https://www.libssh2.org/CVE-2019-3855.html
参考链接
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libss...
http://seclists.org/fulldisclosure/2019/Sep/42
http://www.openwall.com/lists/oss-security/2019/03/18/3
http://www.securityfocus.com/bid/107485
https://access.redhat.com/errata/RHSA-2019:0679
https://access.redhat.com/errata/RHSA-2019:1175
https://access.redhat.com/errata/RHSA-2019:1652
https://access.redhat.com/errata/RHSA-2019:1791
https://access.redhat.com/errata/RHSA-2019:1943
https://access.redhat.com/errata/RHSA-2019:2399
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3855
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://seclists.org/bugtraq/2019/Apr/25
https://seclists.org/bugtraq/2019/Mar/25
https://seclists.org/bugtraq/2019/Sep/49
https://security.netapp.com/advisory/ntap-20190327-0005/
https://support.apple.com/kb/HT210609
https://www.broadcom.com/support/fibre-channel-networking/security-advisories...
https://www.debian.org/security/2019/dsa-4431
https://www.libssh2.org/CVE-2019-3855.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
受影响软件情况
# 类型 厂商 产品 版本 影响面
1
运行在以下环境
应用 apple xcode * Up to
(excluding)
11.0
运行在以下环境
应用 libssh2 libssh2 * Up to
(excluding)
1.8.1
运行在以下环境
应用 netapp ontap_select_deploy_administration_utility - -
运行在以下环境
应用 oracle peoplesoft_enterprise_peopletools 8.56 -
运行在以下环境
应用 oracle peoplesoft_enterprise_peopletools 8.57 -
运行在以下环境
系统 alibaba_cloud_linux_2.1903 libssh2 * Up to
(excluding)
1.4.3-12.1.al7.2
运行在以下环境
系统 alpine_3.10 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.11 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.12 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.13 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.14 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.15 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.16 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.17 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.18 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.19 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 alpine_3.9 libssh2 * Up to
(excluding)
1.8.1-r0
运行在以下环境
系统 amazon_2 libssh2 * Up to
(excluding)
1.4.3-12.amzn2.2
运行在以下环境
系统 amazon_AMI libssh2 * Up to
(excluding)
1.4.2-3.12.amzn1
运行在以下环境
系统 centos_6 libssh2 * Up to
(excluding)
1.4.2-3.el6_10.1
运行在以下环境
系统 centos_7 libssh2 * Up to
(excluding)
1.4.3-12.el7_6.2
运行在以下环境
系统 debian_10 libssh2 * Up to
(excluding)
1.8.0-2.1
运行在以下环境
系统 debian_11 libssh2 * Up to
(excluding)
1.8.0-2.1
运行在以下环境
系统 debian_12 libssh2 * Up to
(excluding)
1.8.0-2.1
运行在以下环境
系统 fedora_28 libssh2 * Up to
(excluding)
1.8.1-1.fc28
运行在以下环境
系统 fedora_29 libssh2 * Up to
(excluding)
1.8.1-1.fc29
运行在以下环境
系统 fedora_30 libssh2 * Up to
(excluding)
1.8.2-1.fc30
运行在以下环境
系统 opensuse_Leap_15.0 libssh2 * Up to
(excluding)
1.8.0-lp150.3.3.1
运行在以下环境
系统 opensuse_Leap_15.1 libssh2 * Up to
(excluding)
1.9.0-lp151.6.6.1
运行在以下环境
系统 opensuse_Leap_15.2 libssh2 * Up to
(excluding)
1-1.9.0-lp152.8.3.1
运行在以下环境
系统 opensuse_Leap_42.3 libssh2 * Up to
(excluding)
1.4.3-19.3.1
运行在以下环境
系统 oracle_6 libssh2 * Up to
(excluding)
1.4.2-3.0.1.el6_10.1
运行在以下环境
系统 oracle_7 libssh2 * Up to
(excluding)
1.4.3-12.el7_6.2
运行在以下环境
系统 redhat_7 libssh2 * Up to
(excluding)
1.4.3-12.el7_6.2
运行在以下环境
系统 suse_11_SP4 libssh2 * Up to
(excluding)
1-1.4.3-17.3.1
运行在以下环境
系统 suse_12_SP3 libssh2 * Up to
(excluding)
1.4.3-20.3.1
运行在以下环境
系统 suse_12_SP4 libssh2 * Up to
(excluding)
1.4.3-20.3.1
阿里云评分
3.1
  • 攻击路径
    远程
  • 攻击复杂度
    复杂
  • 权限要求
    无需权限
  • 影响范围
    有限影响
  • EXP成熟度
    未验证
  • 补丁情况
    官方补丁
  • 数据保密性
    无影响
  • 数据完整性
    无影响
  • 服务器危害
    无影响
  • 全网数量
    100
CWE-ID 漏洞类型
CWE-190 整数溢出或超界折返
CWE-787 跨界内存写
阿里云安全产品覆盖情况