- Description
- The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
- Source
- cve@mitre.org
- NVD status
- Analyzed
CVSS 3.0
- Type
- Primary
- Base score
- 6.5
- Impact score
- 2.5
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 5.8
- Impact score
- 4.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:P/I:P/A:N
- nvd@nist.gov
- CWE-310
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:xchat:xchat:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "41E75FBE-44C2-4B3D-8CAF-D35985102334"
},
{
"criteria": "cpe:2.3:a:xchat:xchat_gnome:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DECAEB82-4F89-41F9-9A04-BB5422617719"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:hexchat_project:hexchat:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "92B8E913-CA39-4610-A20A-9E4619DA1209",
"versionEndIncluding": "2.10.1"
}
],
"operator": "OR"
}
]
}
]