CVE-2017-12893
- Source
- https://cve.org/CVERecord?id=CVE-2017-12893
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12893.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2017-12893
- Downstream
MGASA (1)
openSUSE (1)
RHEA (1)
UBUNTU (1)
- Related
- Published
- 2017-09-14T06:29:00Z
- Modified
- 2026-07-08T12:05:50Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
The SMB/CIFS parser in tcpdump before 4.9.2 has a buffer over-read in smbutil.c:name_len().
- References
-
- http://www.securitytracker.com/id/1039307
- https://support.apple.com/HT208221
- http://www.debian.org/security/2017/dsa-3971
- http://www.tcpdump.org/tcpdump-changes.txt
- https://access.redhat.com/errata/RHEA-2018:0705
- https://security.gentoo.org/glsa/201709-23
- https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45
Affected packages
Git / github.com/the-tcpdump-group/tcpdump
Affected ranges
- Type
- GIT
- Repo
- https://github.com/the-tcpdump-group/tcpdump
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast AffectedFixed
- Database specific
-
Show details
{ "cpe": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*", "extracted_events": [ { "introduced": "0" }, { "last_affected": "4.9.1" } ], "source": [ "CPE_RANGE", "REFERENCES" ] }
Affected versions
tcpdump-3.*
tcpdump-3.5.1
tcpdump-3.6.1
tcpdump-3.7.1
tcpdump-3.8-bp
tcpdump-4.*
tcpdump-4.5.0
tcpdump-4.6.0
tcpdump-4.6.0-bp
tcpdump-4.7.0-bp
tcpdump-4.9.0
tcpdump-4.9.0-bp
tcpdump-4.9.1
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12893.json"
vanir_signatures
[
{
"deprecated": false,
"digest": {
"line_hashes": [
"89528569757786183979898013357952063915",
"95936024836004477637226364277217972178",
"256302665990413636940166956872632110133",
"59029088198345276848708742558307582191"
],
"threshold": 0.9
},
"id": "CVE-2017-12893-18713554",
"signature_type": "Line",
"signature_version": "v1",
"source": "https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45",
"target": {
"file": "smbutil.c"
}
},
{
"deprecated": false,
"digest": {
"function_hash": "254543148971284822015752960748193495829",
"length": 472
},
"id": "CVE-2017-12893-219e922b",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://github.com/the-tcpdump-group/tcpdump/commit/6f5ba2b651cd9d4b7fa8ee5c4f94460645877c45",
"target": {
"file": "smbutil.c",
"function": "name_len"
}
}
]
vanir_signatures_modified
"2026-07-08T12:05:50Z"