- Description
- The TCP/IP networking module in Unisys ClearPath MCP systems with TCP-IP-SW 57.1 before 57.152, 58.1 before 58.142, or 59.1 before 59.172, when running a TLS 1.2 service, allows remote attackers to cause a denial of service (network connectivity disruption) via a client hello with a signature_algorithms extension above those defined in RFC 5246, which triggers a full memory dump.
- Source
- cve@mitre.org
- NVD status
- Modified
CVSS 3.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/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
- nvd@nist.gov
- CWE-20
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:unisys:clearpath_mcp:57.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BCC212B4-D30D-4209-AD2B-970CA225ECFC"
},
{
"criteria": "cpe:2.3:a:unisys:clearpath_mcp:58.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "64422DF5-D832-4C51-BF88-5DBD1C19445A"
},
{
"criteria": "cpe:2.3:a:unisys:clearpath_mcp:59.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7504A7C0-AB22-4653-9374-241B12E82F3B"
}
],
"operator": "OR"
}
]
}
]