CVE-2017-12999
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2017-12999
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12999.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2017-12999
- Downstream
- Related
- Published
- 2017-09-14T06:29:01Z
- Modified
- 2025-10-21T04:10:37.435466Z
- 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 IS-IS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:isis_print().
- References
-
- http://www.debian.org/security/2017/dsa-3971
- http://www.tcpdump.org/tcpdump-changes.txt
- https://access.redhat.com/errata/RHEA-2018:0705
- https://github.com/the-tcpdump-group/tcpdump/commit/3b32029db354cbc875127869d9b12a9addc75b50
- https://security.gentoo.org/glsa/201709-23
- http://www.securitytracker.com/id/1039307
- https://support.apple.com/HT208221
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 affectedFixed
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-bp
Database specific
vanir_signatures
[
{
"source": "https://github.com/the-tcpdump-group/tcpdump/commit/3b32029db354cbc875127869d9b12a9addc75b50",
"target": {
"file": "print-isoclns.c"
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2017-12999-07b7e813",
"digest": {
"threshold": 0.9,
"line_hashes": [
"221379335927267716935625494711152231640",
"60841069273530829628615551042433997511",
"219864135049501438618523066433208108795",
"176736053110694792171157645754613512396"
]
},
"signature_type": "Line"
},
{
"source": "https://github.com/the-tcpdump-group/tcpdump/commit/3b32029db354cbc875127869d9b12a9addc75b50",
"target": {
"function": "isis_print",
"file": "print-isoclns.c"
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2017-12999-bf77cd06",
"digest": {
"length": 24214.0,
"function_hash": "338422197554391792423212948341971282058"
},
"signature_type": "Function"
}
]