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.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

3.30% chance of exploitation in the next 30 days, 88th percentile

Published

2021-04-02

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49643

References

• CVE Record
• NVD entry

Related

• CVE-2021-28937
• CVE-2021-28966
• CVE-2021-28936
• CVE-2021-28969
• CVE-2021-28935
• CVE-2021-28970