diag_tool.cgi on DASAN H660RM devices with firmware 1.03-0022 allows spawning ping processes without any authorization leading to information disclosure and DoS attacks

diag_tool.cgi on DASAN H660RM devices with firmware 1.03-0022 allows spawning ping processes without any authorization leading to device enumeration on LAN interface and DoS attacks against both device and network.

CWE-862: Missing Authorization weakness in diag_tool.cgi allows remote attacker to spawn ping (and traceroute) processes on affected devices without authorization. Moreover similar bug in diag_get_result.cgi […]

Boa Webserver on DASAN H660RM devices with firmware 1.03-0022 saves post data, including credentials, to /tmp/boa-temp

Boa Webserver on DASAN H660RM devices with firmware 1.03-0022 (and possibly other) saves post data, including credentials, to /tmp/boa-temp. Moreover this file is not sanitized after request has been processed, which allow retrieval of login credential possible until another POST request is made.

This vulnerability was assigned CVE-2019-9976.

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syslog_tool.cgi on DASAN H660RM devices with firmware 1.03-0022 uses a hard-coded key for logs encryption

DASAN H660RM devices with firmware 1.03-0022 (and possibly other) uses a hard-coded key “dasanektks123” for logs encryption. Data stored using this key can be decrypted by anyone able to access this key.

This vulnerability was assigned CVE-2019-9975.

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ESE Key Daemon 1.2.7 released

New version of ESE Key Daemon was released today.

New features include the ability to handle multiple key combinations and distinguish between key presses and releases. A problem with the handling of the last line in a configuration file when there is no newline on the last line is gone. Numeric keys are now also […]

Debian GNU/Linux on Dell Inspiron 1764

Installing, configuring and using Debian GNU/Linux on Dell Inspiron 1764 (N0476409) notebook.

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nCipher HSM with OpenSSL

I just finished playing with some nCipher’s HSM. Unfortunately there is no integration guide for OpenSSL that cover CHIL interface and nCipher hardware security modules.

nCipher’s installation guide is quite good, but after you finish installing hardware, drivers and daemons, you are on your own.

I found only two helpful sources: Andrea Campi’s blog entry […]

Aktualizacja OpenWRT

W styczniu opisałem jak zainstalować dopasowaną do własnych potrzeb dystrybucję OpenWRT na routerze ASUS WL-500g Premium. Pora na aktualizację.

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Szwajcarski nóż^Wpendrive oficerski

Szwajcarskie noże oficerskie słyną ze swej funkcjonalności. Odkąd zaczęto produkować wersje z wbudowaną pamięcią flash na USB zastanawiałem się, jak zapewnić oprogramowaniu zainstalowanemu na przenośnej pamięci równie dużą funkcjonalność.

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Sptrace 1.4.2 released

New version of sptrace was released today. Sptrace is a secure ptrace() Linux Kernel Module (LKM). It limits users’ access to the ptrace() call. Module was updated to reflect changes in new kernel releases and tested with 2.6.26.

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