VDB
CVE-2021-28940
CVE-2021-28940
PUBLISHED
CVSS 9.800000190734863 CRITICAL
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.
EPSS 3.30% · 87.7th percentile
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
3.30%
87.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | magpierss | 0.72-10ubuntu1, 0.72-10, 0 |
| Ubuntu:20.04:LTS | magpierss | 0.72-11, 0 |
| Ubuntu:18.04:LTS | magpierss | 0.72-11, 0 |
Timeline
- Apr 2, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 15, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 29, 2023 EPSS Score
- Jun 10, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-28940 third-party-advisory
- https://github.com/kellan/magpierss/blob/04d2a88b97fdba5813d01dc0d56c772d97360bb5/extlib/Snoopy.class.inc#L660 third-party-advisory
- https://pastebin.com/kpzHKKJu third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-28940 third-party-advisory