{"id":"CVE-2011-1764","aliases":["DEBIAN-CVE-2011-1764","DSA-2232-1","EUVD-2011-1763","GHSA-mhvp-9557-5gxf","openSUSE-SU-2024:10017-1"],"status":"published","title":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before...","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0394,"percentile":0.90466,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-134"],"published":"2011-05-06T00:00:00Z","modified":"2026-10-23T17:47:46Z","fixes":[{"ecosystem":"Debian:12","package":"exim4","fixed_in":["4.75-3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"exim4","fixed_in":["4.75-3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"exim4","fixed_in":["4.75-3"],"sources":["osv"]},{"ecosystem":"Debian:6.0","package":"exim4","fixed_in":["4.72-6+squeeze1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"exim4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.75-3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"exim4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.75-3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"exim4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.75-3"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"exim4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.72-6+squeeze1"}]}],"versions":["4.72-6","4.72-6+squeeze1~bpo50+1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"exim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2.2"}]}],"bundled":11}],"products":[{"vendor":"exim","product":"exim"}],"references":[{"url":"http://secunia.com/advisories/51155","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://www.debian.org/security/2011/dsa-2232","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://git.exim.org/exim.git/commit/337e3505b0e6cd4309db6bf6062b33fa56e06cf8","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=702474","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://bugs.exim.org/show_bug.cgi?id=1106","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=624670","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-1764"},{"url":"https://github.com/advisories/GHSA-mhvp-9557-5gxf"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-1764","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2010-2023","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-2024","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-4344","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-4345","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-0017","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-1407","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-1764","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-5671","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2014-2957","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2014-2972","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-1531","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2011-1764","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","status":"published","published":"2011-10-05T01:00:00Z","modified":"2024-08-06T22:37:25.837Z","updated_at":"2026-11-02T14:35:38.321377Z"}],"euvd":[{"id":"EUVD-2011-1763","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","status":"published","published":"2011-10-05T01:00:00Z","modified":"2024-08-06T22:37:25Z","updated_at":"2026-11-03T01:55:55.207376Z"}],"ghsa":[{"id":"GHSA-mhvp-9557-5gxf","title":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before...","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","status":"published","published":"2022-05-17T04:52:35Z","modified":"2023-01-28T05:02:43Z","cwes":["CWE-134"],"updated_at":"2026-11-02T14:43:49.735086Z"}],"nvd":[{"id":"CVE-2011-1764","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","status":"published","published":"2011-10-05T02:56:24.707Z","modified":"2026-06-16T23:29:58.95Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-134"],"updated_at":"2026-11-02T14:02:10.769216Z"}],"osv":[{"id":"CVE-2011-1764","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","status":"published","published":"2011-10-05T02:56:24Z","modified":"2026-04-10T03:41:45.560071Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2011-1764","description":"Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.","status":"published","published":"2011-10-05T02:56:24.707Z","modified":"2026-10-23T17:47:46.890509328Z","updated_at":"2026-11-02T15:45:24.612044Z"},{"id":"DSA-2232-1","title":"exim4 - format string vulnerability","status":"published","published":"2011-05-06T00:00:00Z","modified":"2026-03-09T01:19:50.360826Z","updated_at":"2026-11-02T15:46:15.108335Z"},{"id":"openSUSE-SU-2024:10017-1","title":"exim-4.86.2-2.2 on GA media","description":"These are all security issues fixed in the exim-4.86.2-2.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:08:35.501293Z","updated_at":"2026-11-02T16:58:33.135986Z"}]}}