CVE-2021-41617

CVE-2021-41617 affects OpenSSH sshd (versions 6.2–8.x prior to 8.8) where certain non-default configurations allow local privilege escalation because supplemental groups are not initialized as expected when AuthorizedKeysCommand/AuthorizedPrincipalsCommand run under a different user. This can cau...

CVE-2019-0211

CVE-2019-0211 affects Apache HTTP Server 2.4.17–2.4.38 when using MPM event, worker, or prefork. The issue arises from code executing in less-privileged child processes/threads (including in-process scripting interpreters) that could be exploited to run arbitrary code with the privileges of the p...

CVE-2022-23943

CVE-2022-23943 is an out-of-bounds write vulnerability in httpd’s mod_sed that could allow memory corruption by attacker-supplied data. Affected: Apache HTTP Server 2.4.52 and earlier. Mitigation: upgrade to a fixed release (e.g., httpd 2.4.53 or later) as indicated by multiple advisories (includ...

CVE-2022-22720

CVE-2022-22720 – Apache httpd HTTP Request Smuggling (details from connected docs) Affected software: Apache HTTP Server (httpd) versions 2.4.52 and earlier. Root cause / description: Inbound connections are not closed when errors occur while discarding the request body, which can expose the serv...

CVE-2021-44790

CVE-2021-44790 affects Apache HTTP Server up to version 2.4.51. It describes a buffer overflow in the mod_lua multipart parser (triggered via r:parsebody() from Lua scripts). Connected documents corroborate this in various advisories and patch notes, indicating releases with fixes (e.g., patched ...

CVE-2021-39275

CVE-2021-39275 affects Apache HTTP Server (httpd) up to 2.4.48 and earlier. The issue is an out-of-bounds write in ap_escape_quotes() when given malicious input, potentially crashing the server or enabling code execution in some environments. Several connected sources concur this vulnerability ex...

CVE-2010-0425

CVE-2010-0425 affects Apache HTTP Server on Windows with ISAPI module mod_isapi (DLLs in 2.0.37–2.0.63, 2.2.0–2.2.14, and 2.3.x before 2.3.7). Root cause: mod_isapi may unload an ISAPI DLL before request processing finishes, causing memory corruption. Impact: remote code execution or denial of se...

CVE-2021-40438

CVE-2021-40438 is an SSRF flaw in Apache HTTP Server 2.4.x through older revisions where a crafted request URI path can cause mod_proxy to forward the request to an origin server chosen by the remote user. The issue affects Apache httpd 2.4.48 and earlier; the CVSSv3.1 base score is 9.0 (CRITICAL...

CVE-2019-10082

CVE-2019-10082 affects Apache HTTP Server 2.4.18–2.4.39, where fuzzed network input could cause read-after-free in http/2 session shutdown. Impact: remote, unauthenticated triggering memory faults in httpd workers, enabling potential DoS and other consequences. Connected sources indicate remediat...

CVE-2019-0217

This CVE affects Apache HTTP Server 2.4.x up to 2.4.38, where a race condition in mod_auth_digest could allow an authenticated user to act as another user and bypass access control. The issue is tied to running in threaded MPMs; the underlying cause is a race condition in authentication handling....

CVE-2021-44224

CVE-2021-44224 concerns Apache HTTP Server (httpd) with the mod_proxy forward proxy configuration. A crafted URI to a forward proxy (ProxyRequests on) can trigger a NULL pointer dereference, causing a crash. In configurations that mix forward and reverse proxy declarations, it can enable requests...

CVE-2022-22721

CVE-2022-22721 concerns the Apache HTTP Server. On 32-bit systems, if LimitXMLRequestBody is set to allow request bodies larger than 350 MB (default 1 MB), an integer overflow can occur, leading to out-of-bounds writes. Affected product: Apache HTTP Server 2.4.52 and earlier. Impact per sources: ...

CVE-2021-4034

Polkit pkexec (setuid) contains a local privilege escalation flaw where pkexec fails to validate the calling parameter count and may treat crafted environment variables as commands, enabling unprivileged users to execute arbitrary code with root privileges. This has been reported across multiple ...

CVE-2019-0197

The CVE-2019-0197 entry concerns Apache HTTP Server 2.4.34–2.4.38. When HTTP/2 is enabled for an http: host or H2Upgrade is enabled for h2 on an https: host, an Upgrade request from http/1.1 to http/2 that is not the first request on a connection could cause misconfiguration and crash. Servers th...

CVE-2022-22719

Summary (CVE-2022-22719) Affects Apache HTTP Server (httpd) 2.4.52 and earlier. The issue arises in the httpd mod_lua component where an uninitialized value in r:parsebody can cause a read to a random memory area, potentially leading to a crash and availability impact. Connected advisories confir...

CVE-2014-0226

Apache HTTP Server CVE-2014-0226 is a race-condition vulnerability in the mod_status component that can cause a heap-based buffer overflow, denial of service, and potentially credential disclosure or code execution. Affects httpd before 2.4.10; the issue arises from improper scoreboard handling i...

CVE-2021-34798

CVE-2021-34798 is a vulnerability in Apache HTTP Server where malformed requests may cause a NULL pointer dereference in the httpd core. The issue affects Apache HTTP Server 2.4.48 and earlier, and the resulting crash can lead to a Denial of Service. Multiple connected advisories confirm the same...

CVE-2014-0098

CVE-2014-0098 affects the Apache HTTP Server (mod_log_config) prior to version 2.4.8. The vulnerability is caused by how log_cookie is handled during truncation, allowing remote attackers to trigger a denial-of-service (segmentation fault and daemon crash). Public advisories and vendor notes (e.g...

CVE-2013-6438

The vulnerability CVE-2013-6438 affects the Apache HTTP Server mod_dav component. The flaw is in dav_xml_get_cdata (main/util.c) where whitespace is not correctly removed from CDATA sections, enabling a remote attacker to trigger a denial of service (daemon crash) with a crafted DAV WRITE request...

CVE-2021-36160

CVE-2021-36160 affects Apache HTTP Server mod_proxy_uwsgi. A crafted request URI-path can cause mod_proxy_uwsgi to read beyond allocated memory, triggering a DoS. The issue is reported for Apache httpd versions 2.4.30–2.4.48. Public sources in connected documents corroborate the impact as an out-...

CVE-2019-10097

CVE-2019-10097 affects Apache HTTP Server 2.4.32–2.4.39 when mod_remoteip is configured to use a trusted intermediary proxy server via the PROXY protocol. A specially crafted PROXY header can trigger a stack buffer overflow or NULL pointer dereference, potentially crashing the server or impacting...

CVE-2020-1971

CVE-2020-1971 is described across multiple connected sources as a NULL-dereference in OpenSSL’s GENERAL_NAME_cmp when EDIPARTYNAME is present, potentially enabling a denial-of-service crash. Affected OpenSSL versions include all 1.1.1 and 1.0.2 lines; fixes are published in OpenSSL 1.1.1i and Ope...

CVE-2013-1862

CVE-2013-1862 affects Apache HTTP Server 2.2.x up to 2.2.24, where mod_rewrite writes log data without sanitizing non‑printable characters. This can allow a remote attacker to execute arbitrary commands by sending an HTTP request containing an escape sequence for a terminal emulator, with some so...

CVE-2015-2808

CVE-2015-2808 concerns RC4 usage in TLS/SSL within OpenJDK/OpenJDK components. The Invariance Weakness (Bar Mitzvah) means RC4 key material can leak partial plaintext from the first bytes of a TLS/SSL stream, enabling plaintext-recovery under certain traffic patterns. Public advisories for OpenJD...

CVE-2013-5704

CVE-2013-5704 concerns the Apache HTTP Server mod_headers trailer-header bypass vulnerability. The issue arises when a client places headers in the trailer portion of a chunked request, potentially bypassing RequestHeader unset directives and allowing header manipulation after header processing. ...

CVE-2022-0391

CVE-2022-0391 affects the Python urllib.parse.urlparse path handling, where input is not sanitized and allows literal CR/LF characters, enabling crafted URLs to trigger injection-like issues. Public docs (Python history, Debian LTS/DLA notes, Astra Linux bulletin) corroborate that the vulnerabili...

CVE-2021-4183

Wireshark: CVE-2021-4183 is a denial-of-service issue caused by a crash in the pcapng file parser in Wireshark 3.6.0. Public documentation in connected advisories (Gentoo GLSA 202210-04, openSUSE/openSUSE-SU-2022:0375-1, SUSE/SLES updates, etc.) confirms the vulnerability condition is the pcapng ...

CVE-2021-43818

CVE-2021-43818 affects python-lxml’s HTML Cleaner (lxml.html). Before 4.6.5, the HTML cleaner lets crafted script content pass through, including scripts in SVG data URLs, enabling potential XSS in security-relevant contexts. A fix is available in lxml 4.6.5; upgrade to receive the patch. The con...

CVE-2013-2566

CVE-2013-2566 involves RC4 biases in TLS/SSL allowing plaintext-recovery via large volumes of sessions with the same plaintext. Multiple connected sources confirm this issue affecting products such as F5 BIG-IP (various modules) and IBM Proventia/SiteProtector family. Affected in some BIG-IP rele...

CVE-2020-1967

CVE-2020-1967 describes a NULL pointer dereference in OpenSSL’s SSL_check_chain() during or after a TLS 1.3 handshake, caused by incorrect handling of the signature_algorithms_cert extension. A malicious peer sending an invalid/unrecognized signature algorithm can crash the server/client, enablin...

CVE-2021-25219

CVE-2021-25219 affects ISC BIND; a flaw in response processing allows abuse of the lame cache, degrading resolver performance and potentially causing DoS. Affected ranges include BIND 9.3.0–9.11.35, 9.12.0–9.16.21, 9.9.3-S1–9.11.35-S1, 9.16.8-S1–9.16.21-S1, and 9.17.0–9.17.18 (development/joint b...

CVE-2019-5482

CVE-2019-5482 is a heap buffer overflow in curl/libcurl’s TFTP handler (tftp_receive_packet) affecting curl versions up to 7.65.3. Public advisories detail that a small TFTP blocksize can trigger overflow, potentially enabling DoS or arbitrary code execution. Public fixes exist across distributio...

CVE-2022-25235

CVE-2022-25235: In Expat (libexpat) xmltok_impl.c, there is insufficient validation of encoding (e.g., UTF-8 validity in certain contexts) prior to version 2.4.5. PUBLICLY documented impact is high/critical: CVSS 3.1 vector shows NETWORK attack, U/N UI, with C/H/I/H and a base score of 9.8. The c...

CVE-2022-25236

CVE-2022-25236 (Expat/libexpat) affects Expat before 2.4.5, where attackers can insert namespace-separator characters into namespace URIs in xmlparse.c. The issue can enable attacker-controlled input to trigger a denial of service or, in certain contexts (e.g., misuse of xmlns[:prefix] attribute ...

CVE-2022-25315

CVE-2022-25315 affects libexpat (Expat) with an integer overflow in storeRawNames in versions before 2.4.5. Public sources (e.g., AlmaLinux ALAS2-2022-1779, AlmaLinux ALSA-2022-7811, CentOS/Red Hat advisories) indicate the issue has been addressed in later expat releases (upgrades to 2.4.5+; 2.4....

CVE-2018-20843

The CVE-2018-20843 issue affects libexpat (Expat) prior to 2.2.7, where XML inputs with many colons can cause high RAM/CPU usage and enable DoS. Related CVE-2019-15903 describes a heap-based buffer over-read when crafted XML triggers early parsing state switches. Public advisories confirm that an...

CVE-2020-24977

CVE-2020-24977 affects GNOME libxml2 up to version 2.9.10. The issue is a global buffer over-read in xmlEncodeEntitiesInternal (libxml2/entities.c), which can lead to information disclosure or crash conditions. The vulnerability was fixed in the commit 50f06b3e. Connected advisories corroborate l...

CVE-2019-3822

CVE-2019-3822 affects libcurl 7.36.0 through before 7.64.0. The vulnerability is a stack-based buffer overflow in the NTLM header creation path: Curl_auth_create_ntlm_type3_message() uses unsigned arithmetic to guard a local buffer, but the check is insufficient, allowing the output data to excee...

CVE-2026-21962

CVE-2026-21962 – Oracle HTTP Server / WebLogic Proxy Plug‑in is documented as a critical, unauthenticated vulnerability affecting Oracle HTTP Server and WebLogic Proxy Plug‑in components. Affected versions include Oracle HTTP Server and WebLogic Proxy Plug‑in for Apache HTTP Server: 12.2.1.4.0, 1...

CVE-2009-1955

CVE-2009-1955 affects the Expact XML parser used by the apr_xml_* interface in xml/apr_xml.c of APR-util, with the vulnerability present in APR-util prior to 1.3.7. In Apache HTTP Server deployments that enable mod_dav and mod_dav_svn, a crafted XML document containing a large number of nested en...

CVE-2007-5000

CVE-2007-5000 affects Apache HTTP Server mod_imap and mod_imagemap (v1.3.0–1.3.39 and v2.0.35–2.0.61). The flaw is due to insufficient input validation, allowing remote script/HTML injection via unspecified vectors. Public advisories note fixes in later Apache releases (and related packages); mit...

CVE-2022-25314

CVE-2022-25314 affects Expat (libexpat) and is caused by an integer overflow in copyString() in xmlparse.c. The issue can enable arbitrary code execution or crash the process when processing crafted input. Public advisories and bulletins from AlmaLinux, AlmaLinux 9/8, Astra Linux, Cloud Foundry, ...

CVE-2022-21716

CVE-2022-21716 affects Twisted (Python, event-driven networking framework). The issue arises in Twisted SSH client/server where, prior to 22.2.0, the peer SSH version identifier can be fed an unlimited amount of data, causing a memory-exhaustion vulnerability (buffer growth). The example of explo...

CVE-2019-10219

The CVE-2019-10219 entry affects Hibernate Validator: SafeHtml validator annotation fails to sanitize HTML comments/instructions, enabling XSS in affected code paths. Affected CP4S versions are 1.7.2.0, 1.8.0.0, and 1.8.1.0. Remediation is to upgrade to Cloud Pak for Security 1.9.0.0 per IBM guid...

CVE-2018-16890

CVE-2018-16890 affects libcurl versions 7.36.0 to before 7.64.0. The NTLM type-2 handling path (lib/vauth/ntlm.c:ntlm_decode_type2_target) fails to validate incoming data, enabling an integer overflow that an attacker could abuse to trigger a heap read out-of-bounds. Related issues in the same se...

CVE-2022-25313

CVE-2022-25313 concerns the Expat/libexpat XML parser. The vulnerability arises from a stack-exhaustion condition triggered by a large nesting depth in the DTD element during build_model processing, allowing an attacker to cause a denial of service. Public advisories in connected docs confirm Exp...

CVE-2019-3823

CVE-2019-3823 affects curl/libcurl from version 7.34.0 through before 7.64.0. The issue is a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to smtp_endofresp() isn’t NUL terminated and contains no character ending the parsed number, and len is 5, a...

CVE-2022-21271

CVE-2022-21271 is a vulnerability in Oracle Java SE and Oracle GraalVM Enterprise Edition (Libraries). Affected versions are Oracle Java SE: 7u321, 8u311, 11.0.13; Oracle GraalVM Enterprise Edition: 20.3.4 and 21.3.0. The description states it is easily exploitable by an unauthenticated attacker ...

CVE-2015-3195

CVE-2015-3195 affects OpenSSL’s ASN.1/TASN_DEC implementation mishandling errors from malformed X509_ATTRIBUTE data, enabling remote attackers to read memory of a CMS/PKCS#7 process. Public records show impact across multiple OpenSSL lines prior to updates: 0.9.8zh, 1.0.0 before 1.0.0t, 1.0.1 bef...

CVE-2019-5443

Technical details about CVE-2019-5443 are not publicly provided in the provided documents. The available information is a high-level summary; monitor for updates.