Vulnerability Details CVE-2021-28940
Because of a incorrect escaped exec command in MagpieRSS in 0.72 in the /extlib/Snoopy.class.inc file, it is possible to add a extra command to the curl binary. This creates an issue on the /scripts/magpie_debug.php and /scripts/magpie_simple.php page that if you send a specific https url in the RSS URL field, you are able to execute arbitrary commands.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.015
EPSS Ranking 80.2%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- https://github.com/kellan/magpierss/blob/04d2a88b97fdba5813d01dc0d56c772d97360bb5/extlib/Snoopy.class.inc#L660
- https://pastebin.com/kpzHKKJu
- https://www.exploit-db.com/exploits/49643
- https://github.com/kellan/magpierss/blob/04d2a88b97fdba5813d01dc0d56c772d97360bb5/extlib/Snoopy.class.inc#L660
- https://pastebin.com/kpzHKKJu
- https://www.exploit-db.com/exploits/49643
Products affected by CVE-2021-28940
-
cpe:2.3:a:magpierss_project:magpierss:0.72