Privoxy

9 CVEs across 1 Privoxy products. Browse Privoxy vulnerabilities, severities, and proof-of-concept exploits.

Privoxy products with known CVEs

ProductCVEs
Privoxy29
Privoxy CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2021-44543Medium6.12021-12-23An XSS vulnerability was found in Privoxy which was fixed in cgi_error_no_template() by encode the template name when Privoxy is configured to servce the user-…
CVE-2021-44542High7.52021-12-23A memory leak vulnerability was found in Privoxy when handling errors.
CVE-2021-44541High7.52021-12-23A vulnerability was found in Privoxy which was fixed in process_encrypted_request_headers() by freeing header memory when failing to get the request destinatio…
CVE-2021-44540High7.52021-12-23A vulnerability was found in Privoxy which was fixed in get_url_spec_param() by freeing memory of compiled pattern spec before bailing.
CVE-2021-20209High7.52021-05-25A memory leak vulnerability was found in Privoxy before 3.0.29 in the show-status CGI handler when no action files are configured.
CVE-2021-20217High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.31. An assertion failure triggered by a crafted CGI request may lead to denial of service. The highest threa…
CVE-2021-20216High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.31. A memory leak that occurs when decompression fails unexpectedly may lead to a denial of service. The hig…
CVE-2021-20215High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Memory leaks in the show-status CGI handler when memory allocations fail can lead to a system crash.
CVE-2021-20214High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Memory leaks in the client-tags CGI handler when client tags are configured and memory allocations fail…
CVE-2021-20213High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Dereference of a NULL-pointer that could result in a crash if accept-intercepted-requests was enabled, P…
CVE-2021-20212High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Memory leak if multiple filters are executed and the last one is skipped due to a pcre error leading to…
CVE-2021-20211High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Memory leak when client tags are active can cause a system crash.
CVE-2021-20210High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Memory leak in the show-status CGI handler when no filter files are configured can lead to a system cras…
CVE-2020-35502High7.52021-03-25A flaw was found in Privoxy in versions before 3.0.29. Memory leaks when a response is buffered and the buffer limit is reached or Privoxy is running out of me…
CVE-2021-20276High7.52021-03-09A flaw was found in privoxy before 3.0.32. Invalid memory access with an invalid pattern passed to pcre_compile() may lead to denial of service.
CVE-2021-20275High7.52021-03-09A flaw was found in privoxy before 3.0.32. A invalid read of size two may occur in chunked_body_is_complete() leading to denial of service.
CVE-2021-20274High7.52021-03-09A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves.
CVE-2021-20273High7.52021-03-09A flaw was found in privoxy before 3.0.32. A crash can occur via a crafted CGI request if Privoxy is toggled off.
CVE-2021-20272High7.52021-03-09A flaw was found in privoxy before 3.0.32. An assertion failure could be triggered with a crafted CGI request leading to server crash.
CVE-2019-3699High7.72020-01-24UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of privoxy on openSUSE Leap 15.1, Factory allows local attackers to escalate from user pr…
CVE-2016-1983High7.52016-01-27The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP…
CVE-2016-1982High7.52016-01-27The remove_chunked_transfer_coding function in filters.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash)…
CVE-2015-10312015-02-10Multiple use-after-free vulnerabilities in Privoxy before 3.0.22 allow remote attackers to have unspecified impact via vectors related to (1) the unmap functio…
CVE-2015-13822015-02-03parsers.c in Privoxy before 3.0.23 allows remote attackers to cause a denial of service (invalid read and crash) via vectors related to an HTTP time header.
CVE-2015-13812015-02-03Multiple unspecified vulnerabilities in pcrs.c in Privoxy before 3.0.23 allow remote attackers to cause a denial of service (segmentation fault or memory consu…
CVE-2015-13802015-02-03jcc.c in Privoxy before 3.0.23 allows remote attackers to cause a denial of service (abort) via a crafted chunk-encoded body.
CVE-2015-12012015-01-20Privoxy before 3.0.22 allows remote attackers to cause a denial of service (file descriptor consumption) via unspecified vectors. NOTE: the provenance of this…
CVE-2015-10302015-01-20Memory leak in the rfc2553_connect_to function in jbsocket.c in Privoxy before 3.0.22 allows remote attackers to cause a denial of service (memory consumption)…
CVE-2013-25032013-03-11Privoxy before 3.0.21 does not properly handle Proxy-Authenticate and Proxy-Authorization headers in the client-server data stream, which makes it easier for r…