Overview
- Description
- A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 9.8
- Impact score
- 5.9
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- CRITICAL
CVSS 2.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 6.4
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:helpsystems:boks:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "31C953A8-5743-4F62-8622-06D10879B384",
"versionEndIncluding": "6.7.1",
"versionStartIncluding": "6.6.0"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]