Kirby Panel users could upload PHP Phar archives as content files before v2.5.14 and v3.4.5

Impact An editor with full access to the Kirby Panel can upload a PHP .phar file and execute it on the server. This vulnerability is critical if you might have potential attackers in your group of authenticated Panel users, as they can gain access to the server with such a Phar file. Visitors...

GHSA-G3H8-CG9X-47QW Kirby Panel users could upload PHP Phar archives as content files before v2.5.14 and v3.4.5

Impact An editor with full access to the Kirby Panel can upload a PHP .phar file and execute it on the server. This vulnerability is critical if you might have potential attackers in your group of authenticated Panel users, as they can gain access to the server with such a Phar file. Visitors...

Kirby 代码问题漏洞

Kirby is a document-based content management system CMS. A security vulnerability exists in Kirby versions prior to 2.5.14 that stems from the fact that an editor with full access to the Kirby panel could upload a PHP .phar file and execute it on the server. No details of the vulnerability are...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

php: Files added to tar with Phar::buildFromIterator have all-access permissions

In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when creating PHAR archive using PharData::buildFromIterator function, the files are added with default permissions 0666, or all access even if the original files on the filesystem were with more restrictive permissions...

Remote Code Execution

ArchiveTar is vulnerable to remote code execution. An attacker is able to inject malicious code through file extension.PHARwithin a tar archive...

PHAR Unserialization

pear/archivetar is vulnerable to PHAR unserialization. The vulnerability exists due to the improper validation of filename that allows a filename that starts with PHAR:// to be executed...

Potential file overwrite if archive filename starts with file://

I have submitted this to the PEAR bug tracker as well as the PEAR group mailing list, and I'm not sure if either has gone through, so opening an issue here with the hope that this is the right place for it. While auditing a separate application which uses ArchiveTar internally, I found that...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

DEBIAN-CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

UBUNTU-CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

UBUNTU-CVE-2020-28949

ArchiveTar through 1.4.10 has :// filename sanitization only to address phar attacks, and thus any other stream-wrapper attack such as file:// to overwrite files can still succeed...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

CVE-2020-28948

ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

CVE-2020-28949

ArchiveTar through 1.4.10 has :// filename sanitization only to address phar attacks, and thus any other stream-wrapper attack such as file:// to overwrite files can still succeed...

CVE-2020-28949

ArchiveTar through 1.4.10 has :// filename sanitization only to address phar attacks, and thus any other stream-wrapper attack such as file:// to overwrite files can still succeed. Recent assessments: gwillcox-r7 at January 15, 2021 8:42pm UTC reported: Original advisory and PoC can be found at...

Pear Archive_Tar Code Issue Vulnerability

Pear ArchiveTar is a Php-based software from the Pear PEAR team that can perform creation, extraction, etc. on tarballs. A security vulnerability exists in ArchiveTar version 1.4.10 and earlier versions that allows deserialization attacks because phar: is blocked while phar: is not...