Medium
Security advisory
Check_MK before 1.2.8p26 mishandles certain errors within the failed-login save feature because of a race condition, which allows remote attackers to obtain sensitive user information by reading a GUI crash report.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-14955
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:43 UTC · Revision 1
Source evidence
Check_MK before 1.2.8p26 mishandles certain errors within the failed-login save feature because of a race condition, which allows remote attackers to obtain sensitive user information by reading a GUI crash report.
osv:CVE-2017-14955
Complete source record
{
"id": "52870bc0214f1285378394ad432aa3bef1ad7aacf6362565e76fb211114d1329",
"url": "https://osv.dev/vulnerability/CVE-2017-14955",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-14955",
"summary": "Check_MK before 1.2.8p26 mishandles certain errors within the failed-login save feature because of a race condition, which allows remote attackers to obtain sensitive user information by reading a GUI crash report.",
"evidence": "osv:CVE-2017-14955",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2017-14955",
"aliases": [
"CVE-2017-14955"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/checkmk/checkmk",
"type": "GIT",
"events": [
{
"introduced": "4dd7a3b115e8b3bae043ff01b2a81df96118f9a7"
},
{
"last_affected": "7587c8acc9c3c1dd4913eb832e32149c507efc66"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.3:i6:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.3-i6"
},
{
"last_affected": "1.2.3-i6"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.3:i7:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.3-i7"
},
{
"last_affected": "1.2.3-i7"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.4:b1:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.4-b1"
},
{
"last_affected": "1.2.4-b1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.5:i1:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.5-i1"
},
{
"last_affected": "1.2.5-i1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.5:i2:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.5-i2"
},
{
"last_affected": "1.2.5-i2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.5:i3:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.5-i3"
},
{
"last_affected": "1.2.5-i3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.5:i4:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.5-i4"
},
{
"last_affected": "1.2.5-i4"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.5:i5:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.5-i5"
},
{
"last_affected": "1.2.5-i5"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.5:i6:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.5-i6"
},
{
"last_affected": "1.2.5-i6"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.6:b1:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.6-b1"
},
{
"last_affected": "1.2.6-b1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.6:b2:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.6-b2"
},
{
"last_affected": "1.2.6-b2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.6:p13:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.6-p13"
},
{
"last_affected": "1.2.6-p13"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.7:i1:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.7-i1"
},
{
"last_affected": "1.2.7-i1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.7:i1p2:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.7-i1p2"
},
{
"last_affected": "1.2.7-i1p2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.7:i2:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.7-i2"
},
{
"last_affected": "1.2.7-i2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.7:i3:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.7-i3"
},
{
"last_affected": "1.2.7-i3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.8:p18:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.8-p18"
},
{
"last_affected": "1.2.8-p18"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:checkmk:checkmk:1.2.8:p25:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.8-p25"
},
{
"last_affected": "1.2.8-p25"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"1.2.3-i6",
"1.2.3-i7",
"1.2.4-b1",
"1.2.5-i1",
"1.2.5-i2",
"1.2.5-i3",
"1.2.5-i4",
"1.2.5-i5",
"1.2.5-i6",
"1.2.6-b1",
"1.2.6-b2",
"1.2.6-p13",
"1.2.7-i1",
"1.2.7-i1p2",
"1.2.7-i2",
"1.2.7-i3",
"1.2.8-p18",
"1.2.8-p25",
"v1.2.8p25",
"v1.2.8p24",
"v1.2.8p23",
"v1.2.8p22",
"v1.2.8p21",
"v1.2.8p20",
"v1.2.8p19",
"v1.2.8p18",
"v1.2.8p17",
"v1.2.8p16",
"v1.2.8p15",
"v1.2.8p14",
"v1.2.8p13",
"v1.2.8p12",
"v1.2.8p11",
"v1.2.8p10",
"v1.2.8p9",
"v1.2.8p8",
"v1.2.8p7",
"v1.2.8p6",
"v1.2.8p5",
"v1.2.8p4",
"v1.2.8p3",
"v1.2.8p2",
"v1.2.8p1",
"v1.2.8",
"v1.2.8b13",
"v1.2.8b12",
"v1.2.8b11",
"v1.2.8b10",
"v1.2.8b9",
"v1.2.8b8",
"v1.2.8b7",
"v1.2.8b6",
"v1.2.8b5",
"v1.2.8b4",
"v1.2.8b3",
"v1.2.8b2",
"v1.2.8b1",
"v1.2.5i6",
"v1.2.5i1",
"v1.2.3i6"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-14955.json"
}
}
],
"modified": "2026-10-24T10:30:21.730510656Z",
"provider": "osv",
"references": [
"https://mathias-kettner.de/check_mk_werks.php?werk_id=5208&HTML=yes",
"https://www.exploit-db.com/exploits/43021/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:checkmk:checkmk:1.2.7:i4:*:*:*:*:*:*"
],
"vendor_product": "checkmk:checkmk",
"extracted_events": [
{
"range": [
{
"introduced": "1.2.7-i4"
},
{
"last_affected": "1.2.7-i4"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2017-14955",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 430547,
"published_at": "2017-10-02T01:29:00.39+00:00"
}