CVE-2023-51385_poc-test

CVE-2023-51385 poc OpenSSH ProxyCommand RCE poc OpenSSH 9.6 명령 주입 취약점 poc 중국어 1.vim /.ssh/config 또는 windows 시스템에서 C:/Users/username/.ssh/config 편집 host .example.com ProxyCommand /usr/bin/nc -X connect -x 192.0.2.0:8080 %h %p 2. git clone https://github.com/WLaoDuo/CVE-2023-51385poc-test...

CVE-2023-51385_test

CVE-2023-51385 검증 먼저 /.ssh/config에 다음 내용을 추가해야 합니다 host .example.com ProxyCommand /usr/bin/nc -X connect -x 192.0.2.0:8080 %h %p .gitmodules 파일 구문에는 명령 주입이 존재합니다 url = ssh://echo helloworld cve.txtfoo.example.com/bar 구성 완료 후 아래 명령을 실행하여 트리거합니다 git clone...

CVE-2023-51385_test

CVE-2023-51385 검증 먼저 /.ssh/config에 다음과 같이 추가해야 합니다 主机 .example.com ProxyCommand /usr/bin/nc -X connect -x 192.0.2.0:8080 %h %p .gitmodules파일 구문에는 명령 주입이 존재합니다 url = ssh://echo helloworld cve.txtfoo.example.com/bar 구성 완료 후 아래 명령을 실행하여 트리거합니다 git 克隆 https://github.com/zls1793/CVE-2023-51385test...

CVE-2017-1000117

CVE-2017-1000117 작동 방식? $ git clone --recursive [email protected]:ikmski/CVE-2017-1000117.git 이 저장소를 만드는 방법 $ cat message.txt | gzip | base64 command $ git submodule add [email protected]:ikmski/Hello-World.git subs/CVE-2017-1000117 $ cat .gitmodules submodule "subs/CVE-2017-1000117" pa...

cve-2023-51385

CVE-2023-51385の検証 まず、/.ssh/configに以下の内容を追加する必要があります host .example.com ProxyCommand /usr/bin/nc -X connect -x 192.0.2.0:8080 %h %p .gitmodulesファイルの記述にはコマンドインジェクションが存在します url = ssh://echo helloworld cve.txtfoo.example.com/bar 設定が完了したら、以下のコマンドを実行してトリガーします git clone...

Multiple OpenSSH Vulnerabilities (CVE-2026-35386, CVE-2026-35414, CVE-2026-35387, CVE-2026-35388)

Brocade is issuing a security advisory regarding multiple security vulnerabilities discovered in OpenSSH. Vulnerability Details CVE-2026-35386: Remote Code Execution via Shell Metacharacters in Usernames Severity / CVSS v3 Base Score: High / 8.1 Common Weakness Enumeration: CWE-287 Improper...

cve-2025-61984-poc

CVE-2025-61984 PoC これは、改行を使用してOpenSSH 10.1のProxyCommandを混乱させる概念実証です。詳細な解説。 実行方法 以下を含む.ssh/configを設定します: Host .example.com ProxyCommand some-command %r@%h:%p コマンドは何でも構いません。引数内のどこかに引用符で囲まれていない%rが必要なだけです。 次にbashの場合実行します: $ git clone --recursive https://github.com/dgl/cve-2025-61984-poc...

poc-proxycommand-vulnerable

안전하지 않은 /.ssh/config를 통한 RCE SSH를 사용한 터널 및 연결 프록시를 위해 ProxyCommand에서 %h, %p와 같은 토큰을 사용하는 것은 꽤 일반적입니다. 취약한 설정 host .example.com ProxyCommand /usr/bin/nc -X connect -x 192.0.2.0:8080 %h %p 참고: 처음 평가에서는 '%h작은따옴표를 사용하면 이를 피할 수 있을 것이라고 생각했지만, 다음과 같은 방식으로는 여전히 취약할 것으로 보입니다: url = ssh://'open...

AlmaLinux 9.2 [TuxCare] Security Update: libssh / libssh-config / libssh-devel Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1786446507)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1786446507 advisory. - A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing lat...

Rocky Linux 10.1 [CIQ] Security Update: openssh / openssh-askpass / openssh-askpass-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_23479)

The Rocky Linux 10.1 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202523479 advisory. openssh: OpenSSH: Control characters in usernames can lead to code execution via ProxyCommand CVE-2025-61984 openssh: OpenSSH: Null character in ssh://...

CentOS Linux 8 [TuxCare] Security Update: openssh / openssh-askpass / openssh-cavs / openssh-clients / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1767627533)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1767627533 advisory. - ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources,...

Rocky Linux 8 [CIQ] Security Update: libssh / libssh-config / libssh-debuginfo / libssh-debugsource / etc Multiple Vulnerabilities (crlsa-2024_3233)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20243233 advisory. libssh: ProxyCommand/ProxyJump features allow injection of malicious code through hostname CVE-2023-6004 libssh: Missing checks for return values for diges...

Rocky Linux 8 [CIQ] Security Update: openssh / openssh-askpass / openssh-askpass-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_23481)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202523481 advisory. openssh: OpenSSH: Control characters in usernames can lead to code execution via ProxyCommand CVE-2025-61984 openssh: OpenSSH: Null character in ssh:// UR...

AlmaLinux 9.6 [TuxCare] Security Update: libssh / libssh-config / libssh-devel Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1786549709)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1786549709 advisory. - A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing lat...

Rocky Linux 9.6 [TuxCare] Security Update: libssh / libssh-config / libssh-devel Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1786549709)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1786549709 advisory. - A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing...

Rocky Linux 9.6 [TuxCare] Security Update: openssh / openssh-askpass / openssh-clients / openssh-keycat / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1767955216)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1767955216 advisory. - ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources,...

AlmaLinux 9.6 [TuxCare] Security Update: openssh / openssh-askpass / openssh-clients / openssh-keycat / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1767955216)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1767955216 advisory. - ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources,...

CentOS Linux 8.5 [TuxCare] Security Update: openssh / openssh-askpass / openssh-cavs / openssh-clients / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2026:1767627264)

The CentOS Linux 8.5 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.5:CLSA-2026:1767627264 advisory. - ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources,...

AlmaLinux 9.2 [TuxCare] Security Update: libssh / libssh-config / libssh-devel Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1787056678)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1787056678 advisory. - A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekeyfromfile...

AlmaLinux 9.2 [TuxCare] Security Update: openssh / openssh-askpass / openssh-clients / openssh-keycat / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1767954480)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1767954480 advisory. - ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources,...