CVSS: 9.8EPSS: 79%CPEs: 35EXPL: 3CVE-2021-44790 – Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier
https://notcve.org/view.php?id=CVE-2021-44790
20 Dec 2021 — A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier. Un cuerpo de petición cuidadosamente diseñado puede causar un desbordamiento de búfer en el analizador multiparte mod_lua (r:parsebody() llamado desde scripts Lua). El equipo de Apache httpd no presenta const... • https://packetstorm.news/files/id/171631 • CWE-787: Out-of-bounds Write •
CVSS: 8.8EPSS: 2%CPEs: 16EXPL: 0CVE-2021-43818 – HTML Cleaner allows crafted and SVG embedded scripts to pass through
https://notcve.org/view.php?id=CVE-2021-43818
13 Dec 2021 — lxml is a library for processing XML and HTML in the Python language. Prior to version 4.6.5, the HTML Cleaner in lxml.html lets certain crafted script content pass through, as well as script content in SVG files embedded using data URIs. Users that employ the HTML cleaner in a security relevant context should upgrade to lxml 4.6.5 to receive a patch. There are no known workarounds available. lxml es una biblioteca para procesar XML y HTML en el lenguaje Python. En versiones anteriores a 4.6.5, el limpiador... • https://github.com/lxml/lxml/commit/12fa9669007180a7bb87d990c375cf91ca5b664a • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 7.5EPSS: 1%CPEs: 10EXPL: 2CVE-2021-42717 – Ubuntu Security Notice USN-6370-1
https://notcve.org/view.php?id=CVE-2021-42717
07 Dec 2021 — ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in the web server being unable to service legitimate requests. Even a moderately large (e.g., 300KB) HTTP request can occupy one of the limited NGINX worker processes for minutes and consume almost all of the available CPU on the machine. Modsecurity 2 is similarly vulnerable: the affected versions include 2.8.0 through 2.9.4. ModSecurity versiones 3.x hasta 3.0.5, ... • https://github.com/EkamSinghWalia/Detection-and-Mitigation-script-for-CVE-2021-42717 • CWE-674: Uncontrolled Recursion •
CVSS: 5.3EPSS: 0%CPEs: 51EXPL: 0CVE-2021-25219 – Lame cache can be abused to severely degrade resolver performance
https://notcve.org/view.php?id=CVE-2021-25219
27 Oct 2021 — In BIND 9.3.0 -> 9.11.35, 9.12.0 -> 9.16.21, and versions 9.9.3-S1 -> 9.11.35-S1 and 9.16.8-S1 -> 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 -> 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response processing can cause degradation in BIND resolver performance. The way the lame cache is currently designed makes it possible for its internal data structures to grow almost infinitely, which may cause significant d... • https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf • CWE-20: Improper Input Validation •
CVSS: 7.0EPSS: 0%CPEs: 18EXPL: 0CVE-2021-41617 – openssh: privilege escalation when AuthorizedKeysCommand or AuthorizedPrincipalsCommand are configured
https://notcve.org/view.php?id=CVE-2021-41617
26 Sep 2021 — sshd in OpenSSH 6.2 through 8.x before 8.8, when certain non-default configurations are used, allows privilege escalation because supplemental groups are not initialized as expected. Helper programs for AuthorizedKeysCommand and AuthorizedPrincipalsCommand may run with privileges associated with group memberships of the sshd process, if the configuration specifies running the command as a different user. sshd en OpenSSH versiones 6.2 hasta 8.x anteriores a 8.8, cuando son usadas determinadas configuraciones... • https://bugzilla.suse.com/show_bug.cgi?id=1190975 • CWE-273: Improper Check for Dropped Privileges •
CVSS: 9.0EPSS: 94%CPEs: 26EXPL: 11CVE-2021-40438 – Apache HTTP Server-Side Request Forgery (SSRF)
https://notcve.org/view.php?id=CVE-2021-40438
16 Sep 2021 — A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier. Un uri-path diseñado puede causar que mod_proxy reenvíe la petición a un servidor de origen elegido por el usuario remoto. Este problema afecta a Apache HTTP Server versiones 2.4.48 y anteriores A Server-Side Request Forgery (SSRF) flaw was found in mod_proxy of httpd. This flaw allows a remote, unauthenticated attacker to make the ht... • https://github.com/sixpacksecurity/CVE-2021-40438 • CWE-918: Server-Side Request Forgery (SSRF) •
CVSS: 9.8EPSS: 40%CPEs: 17EXPL: 0CVE-2021-39275 – ap_escape_quotes buffer overflow
https://notcve.org/view.php?id=CVE-2021-39275
16 Sep 2021 — ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier. la función ap_escape_quotes() puede escribir más allá del final de un buffer cuando se le da una entrada maliciosa. Ningún módulo incluido pasa datos no confiables a estas funciones, pero los módulos externos o de terceros pueden hacerlo. Este problema afecta a Apache H... • https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf • CWE-787: Out-of-bounds Write •
CVSS: 7.5EPSS: 3%CPEs: 20EXPL: 0CVE-2021-36160 – mod_proxy_uwsgi out of bound read
https://notcve.org/view.php?id=CVE-2021-36160
16 Sep 2021 — A carefully crafted request uri-path can cause mod_proxy_uwsgi to read above the allocated memory and crash (DoS). This issue affects Apache HTTP Server versions 2.4.30 to 2.4.48 (inclusive). Una uri-path de petición cuidadosamente diseñada puede causar que la función mod_proxy_uwsgi lea por encima de la memoria asignada y se bloquee (DoS). Este problema afecta a Apache HTTP Server versiones 2.4.30 a 2.4.48 (incluyéndola) An out-of-bounds read in mod_proxy_uwsgi of httpd allows a remote unauthenticated atta... • http://httpd.apache.org/security/vulnerabilities_24.html • CWE-125: Out-of-bounds Read •
CVSS: 7.5EPSS: 10%CPEs: 25EXPL: 0CVE-2021-34798 – NULL pointer dereference in httpd core
https://notcve.org/view.php?id=CVE-2021-34798
16 Sep 2021 — Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier. Unas peticiones malformadas pueden causar que el servidor haga desreferencia a un puntero NULL. Este problema afecta a Apache HTTP Server versiones 2.4.48 y anteriores A NULL pointer dereference in httpd allows an unauthenticated remote attacker to crash httpd by providing malformed HTTP requests. The highest threat from this vulnerability is to system availability. • http://httpd.apache.org/security/vulnerabilities_24.html • CWE-476: NULL Pointer Dereference •
CVSS: 7.5EPSS: 0%CPEs: 6EXPL: 1CVE-2021-36690 – Apple Security Advisory 2022-10-24-2
https://notcve.org/view.php?id=CVE-2021-36690
24 Aug 2021 — A segmentation fault can occur in the sqlite3.exe command-line component of SQLite 3.36.0 via the idxGetTableInfo function when there is a crafted SQL query. NOTE: the vendor disputes the relevance of this report because a sqlite3.exe user already has full privileges (e.g., is intentionally allowed to execute commands). This report does NOT imply any problem in the SQLite library. ** EN DISPUTA ** Puede producirse un fallo de segmentación en el componente command-line sqlite3.exe de SQLite versión 3.36.0 po... • http://seclists.org/fulldisclosure/2022/Oct/28 •