{"id":"CVE-2026-90558","aliases":["DEBIAN-CVE-2026-90558","EUVD-2026-76903","GHSA-5vq7-hmwf-89w5","UBUNTU-CVE-2026-90558","openSUSE-SU-2026:11791-1"],"status":"published","title":"sngrep through 1.8.4 Stack Buffer Overflow via SIP Headers","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00879,"percentile":0.59542,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-121"],"published":"2026-09-12T18:06:42Z","modified":"2026-10-28T11:09:47Z","fixes":[{"ecosystem":"Debian:14","package":"sngrep","fixed_in":["1.8.4-2"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"sngrep","fixed_in":["1.8.4-2.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.0-1","1.7.0-1","1.7.0-2","1.7.0-2~bpo12+1","1.8.0-1","1.8.1-1","1.8.2-1","1.8.2-1~bpo12+1","1.8.3-1","1.8.3-1~bpo13+1","1.8.4-1","1.8.4-1~bpo13+1","1.8.4-2"]},{"source":"osv","ecosystem":"Debian:13","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.2-1","1.8.3-1","1.8.3-1~bpo13+1","1.8.4-1","1.8.4-1~bpo13+1","1.8.4-2"]},{"source":"osv","ecosystem":"Debian:14","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.4-2"}]}],"versions":["1.8.2-1","1.8.3-1","1.8.3-1~bpo13+1","1.8.4-1","1.8.4-1~bpo13+1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.4.1-1","1.0.0-1","1.1.0-1","1.2.0-1","1.2.0-1build1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.3-1","1.4.4-1","1.4.4-2","1.4.5-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.6-1","1.4.6-2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.9-1","1.4.10-1","1.4.10-1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.7.0-2","1.8.0-1","1.8.0-1build1","1.8.0-1build2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.3-1","1.8.4-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.2-1","1.8.3-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"sngrep","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.4-2.1"}]}]}],"products":[{"vendor":"irontec","product":"sngrep"}],"references":[{"url":"https://github.com/irontec/sngrep/commit/1ff74ee3ab5ff280e8ba976aa8c744dca57eb35b","tags":["patch","fix","report"]},{"url":"https://github.com/irontec/sngrep","tags":["product","package","report"]},{"url":"https://github.com/irontec/sngrep/blob/v1.8.4/src/sip_call.c#L260","tags":["technical-description","article","report"]},{"url":"https://github.com/irontec/sngrep/blob/v1.8.4/src/sip_msg.c#L150","tags":["technical-description","article","report"]},{"url":"https://www.vulncheck.com/advisories/sngrep-through-1.8.4-stack-buffer-overflow-via-sip-headers","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90558","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5vq7-hmwf-89w5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90558.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-90558","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-90558","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90558","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-90558","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-90558","title":"sngrep through 1.8.4 Stack Buffer Overflow via SIP Headers","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:06:42.389Z","modified":"2026-09-14T18:24:23.055Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:45:59.110885Z"}],"euvd":[{"id":"EUVD-2026-76903","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:06:42Z","modified":"2026-09-14T18:24:23Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T17:28:19.730872Z"}],"ghsa":[{"id":"GHSA-5vq7-hmwf-89w5","title":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting...","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:30:22Z","modified":"2026-09-12T18:30:33Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:11:46.447865Z"}],"nvd":[{"id":"CVE-2026-90558","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:16:44.587Z","modified":"2026-09-23T17:17:44.29Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:46.980627Z"}],"osv":[{"id":"CVE-2026-90558","title":"sngrep through 1.8.4 Stack Buffer Overflow via SIP Headers","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:06:42.389Z","modified":"2026-10-28T11:09:47.564055848Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:45:20.269367Z"},{"id":"DEBIAN-CVE-2026-90558","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:16:44.587Z","modified":"2026-09-24T08:47:31.954036233Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"}],"updated_at":"2026-11-02T15:46:06.410207Z"},{"id":"UBUNTU-CVE-2026-90558","description":"sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or other header fields to overflow stack buffers and cause crashes or execute arbitrary code during packet parsing and rendering.","status":"published","published":"2026-09-12T18:16:00Z","modified":"2026-10-17T13:01:16.580826019Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T16:57:35.676249Z"},{"id":"openSUSE-SU-2026:11791-1","title":"sngrep-1.8.4-2.1 on GA media","description":"These are all security issues fixed in the sngrep-1.8.4-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-09-15T00:00:00Z","modified":"2026-09-16T18:23:08.654159195Z","updated_at":"2026-11-02T16:58:39.516824Z"}]}}