{"id":"CVE-2004-2654","aliases":["DEBIAN-CVE-2004-2654","EUVD-2004-2644","GHSA-jxhx-rppc-gf4x"],"status":"published","title":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows...","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0204,"percentile":0.81277,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2004-12-31T05:00:00Z","modified":"2026-10-21T15:47:34Z","fixes":[{"ecosystem":"Debian:12","package":"squid","fixed_in":["2.5.6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"squid","fixed_in":["2.5.6"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"squid","fixed_in":["2.5.6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"squid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.6"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"squid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.6"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"squid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.6"}]}]}],"products":[{"vendor":"squid","product":"squid"}],"references":[{"url":"http://www.squid-cache.org/bugs/show_bug.cgi?id=972","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"http://securitytracker.com/id?1011214","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://www.osvdb.org/9801","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://www.attrition.org/pipermail/vim/2006-February/000570.html","tags":["mailing-list","x_refsource_VIM","x_transferred","web"]},{"url":"http://secunia.com/advisories/12754","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://secunia.com/advisories/12508","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.securitylab.ru/47881.html","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2004-2654"},{"url":"https://github.com/advisories/GHSA-jxhx-rppc-gf4x"},{"url":"https://security-tracker.debian.org/tracker/CVE-2004-2654","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2004-2654","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","status":"published","published":"2006-02-24T11:00:00Z","modified":"2024-08-08T01:36:24.583Z","updated_at":"2026-11-02T14:34:53.357376Z"}],"euvd":[{"id":"EUVD-2004-2644","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","status":"published","published":"2006-02-24T11:00:00Z","modified":"2024-08-08T01:36:24Z","updated_at":"2026-11-03T01:15:09.64087Z"}],"ghsa":[{"id":"GHSA-jxhx-rppc-gf4x","title":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows...","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","status":"published","published":"2022-04-29T03:01:51Z","modified":"2023-01-30T05:04:18Z","updated_at":"2026-11-02T14:47:00.827412Z"}],"nvd":[{"id":"CVE-2004-2654","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:10:04.06Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:53.133049Z"}],"osv":[{"id":"CVE-2004-2654","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-04-10T03:36:45.428881Z","updated_at":"2026-11-02T15:43:56.315348Z"},{"id":"DEBIAN-CVE-2004-2654","description":"The clientAbortBody function in client_side.c in Squid Web Proxy Cache before 2.6 STABLE6 allows remote attackers to cause a denial of service (segmentation fault) via unspecified vectors that trigger a null dereference.  NOTE: in a followup advisory, a researcher claimed that the issue was a buffer overflow that was not fixed in STABLE6. However, the vendor's bug report clearly shows that the researcher later retracted this claim, because the tested product was actually STABLE5.","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-10-21T15:47:34.015221233Z","updated_at":"2026-11-02T15:45:22.55978Z"}]}}