CVEvulnerability
CVE-2021-28940
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-04-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-116
Description
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.
Affected configurations
• magpierss project magpierss 0.72
Related
Weakness · CWE (1)
- CWE-116 Improper Encoding or Escaping of Output weakness
References
- https://github.com/kellan/magpierss/blob/04d2a88b97fdba5813d01dc0d56c772d97360bb5/extlib/Snoopy.class.inc#L660 Third Party Advisory
- https://pastebin.com/kpzHKKJu Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/49643 Exploit, Third Party Advisory, VDB Entry
- https://github.com/kellan/magpierss/blob/04d2a88b97fdba5813d01dc0d56c772d97360bb5/extlib/Snoopy.class.inc#L660 Third Party Advisory
- https://pastebin.com/kpzHKKJu Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/49643 Exploit, Third Party Advisory, VDB Entry