Vulnerability Monitor

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CVE-2020-7042

An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL 1.0.2 or later. tunnel.c mishandles certificate validation because the hostname check operates on uninitialized memory. The outcome is that a valid certificate is never accepted (only a malformed certificate may be accepted).

Published

2020-02-27T18:15:11.547

Last Modified

2024-11-21T05:36:32.583

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-295
CWE-908

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	openfortivpn_project	openfortivpn	< 1.12.0	Yes
Application	openssl	openssl	≤ 1.0.2	No
Operating System	fedoraproject	fedora	30	Yes
Operating System	fedoraproject	fedora	31	Yes
Operating System	fedoraproject	fedora	32	Yes
Application	opensuse	backports_sle	15.0	Yes
Operating System	opensuse	leap	15.1	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00009.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00011.html Mailing List, Third Party Advisory ([email protected])
https://github.com/adrienverge/openfortivpn/commit/9eee997d599a89492281fc7ffdd79d88cd61afc3 Patch, Third Party Advisory ([email protected])
https://github.com/adrienverge/openfortivpn/commit/cd9368c6a1b4ef91d77bb3fdbe2e5bc34aa6f4c4 Patch, Third Party Advisory ([email protected])
https://github.com/adrienverge/openfortivpn/issues/536 Issue Tracking, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CKNKSGBVYGRRVRLFEFBEKUEJYJR5LWOF/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FF6HYIBREQGATRM5COF57MRQWKOKCWZ3/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SRVVNXCNTNMPCIAZIVR4FAGYCSU53FNA/ ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00009.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00011.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/adrienverge/openfortivpn/commit/9eee997d599a89492281fc7ffdd79d88cd61afc3 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/adrienverge/openfortivpn/commit/cd9368c6a1b4ef91d77bb3fdbe2e5bc34aa6f4c4 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/adrienverge/openfortivpn/issues/536 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CKNKSGBVYGRRVRLFEFBEKUEJYJR5LWOF/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FF6HYIBREQGATRM5COF57MRQWKOKCWZ3/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SRVVNXCNTNMPCIAZIVR4FAGYCSU53FNA/ (af854a3a-2127-422b-91ae-364da2661108)