Overview
- Description
- Integer underflow in pppd in cbcp.c for ppp 2.4.1 allows remote attackers to cause a denial of service (daemon crash) via a CBCP packet with an invalid length value that causes pppd to access an incorrect memory location.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- CWE-191
Social media
- Hype score
- Not currently trending
Vendor comments
- Red HatThis issue is only will only cause a denial of service on the connection the attacker is using. It therefore is not a security issue.
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:samba:ppp:2.4.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "287DEBB4-8BD5-40DE-8386-59B87412EE39"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:4.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "778A6957-455B-420A-BAAF-E7F88FF4FB1E"
}
],
"operator": "OR"
}
]
}
]