CVE-2021-3466
libmicrohttpd: Buffer overflow issue in URL parser in the post_process_urlencoded function
Sévérité par source
Le label propre à Trivy est CRITICAL. Critique selon NVD. Plus basse selon Red Hat (élevée).
Description
A flaw was found in libmicrohttpd. A missing bounds check in the post_process_urlencoded function leads to a buffer overflow, allowing a remote attacker to write arbitrary data in an application that uses libmicrohttpd. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Only version 0.9.70 is vulnerable.
Paquets affectés et versions corrigées
| Source | Paquet | Corrigé en |
|---|---|---|
| debian 11 | libmicrohttpd | 0.9.71-1 |
| debian 12 | libmicrohttpd | 0.9.71-1 |
| debian 13 | libmicrohttpd | 0.9.71-1 |
| debian 14 | libmicrohttpd | 0.9.71-1 |
| echo | libmicrohttpd, libmicrohttpd-0.9.70 | 0.9.71-1 et 1 autres |
Afficher les 6 entrées de 5 sources
| Source | Paquet | Corrigé en |
|---|---|---|
| debian 11 | libmicrohttpd | 0.9.71-1 |
| debian 12 | libmicrohttpd | 0.9.71-1 |
| debian 13 | libmicrohttpd | 0.9.71-1 |
| debian 14 | libmicrohttpd | 0.9.71-1 |
| echo | libmicrohttpd | 0.9.71-1 |
| echo | libmicrohttpd-0.9.70 | 0.9.70+e1 |
Références
- https://access.redhat.com/security/cve/CVE-2021-3466
- https://bugzilla.redhat.com/show_bug.cgi?id=1939127
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4334XJNDJPYQNFE6S3S2KUJJ7TMHYCWL/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/75HDMREKITMGPGE62NP7KE62ZJVLETXN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K5NEPVGP3L2CZHLZ4UB44PEILHKPDBOG/
- https://nvd.nist.gov/vuln/detail/CVE-2021-3466
- https://security.gentoo.org/glsa/202311-08
- https://www.cve.org/CVERecord?id=CVE-2021-3466