Vulnerability Monitor

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CVE-2013-7449

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.

Published

2016-04-21T14:59:00.107

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-310

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	15.10	Yes
Application	xchat	xchat	-	Yes
Application	xchat	xchat_gnome	-	Yes
Application	hexchat_project	hexchat	≤ 2.10.1	Yes

References

http://hexchat.readthedocs.org/en/latest/changelog.html Vendor Advisory ([email protected])
http://www.ubuntu.com/usn/USN-2945-1 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1081839 ([email protected])
https://github.com/hexchat/hexchat/commit/c9b63f7f9be01692b03fa15275135a4910a7e02d ([email protected])
https://github.com/hexchat/hexchat/issues/524 ([email protected])
http://hexchat.readthedocs.org/en/latest/changelog.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2945-1 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1081839 (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/hexchat/hexchat/commit/c9b63f7f9be01692b03fa15275135a4910a7e02d (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/hexchat/hexchat/issues/524 (af854a3a-2127-422b-91ae-364da2661108)