CVE-2020-1763
Published May 12, 2020
Last updated a year ago
Overview
- Description
- An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the crash.
- Source
- secalert@redhat.com
- NVD status
- Modified
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
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F4D70ED5-291D-47AE-A6CB-0ED5AAB14329",
"versionEndIncluding": "3.31",
"versionStartIncluding": "3.27"
},
{
"criteria": "cpe:2.3:a:libreswan:libreswan:3.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9E018CD7-6E5B-421E-BF06-AEE4EE0CA4BD"
}
],
"operator": "OR"
}
]
}
]