Vulnerability in Openfortivpn Project
CVE-2020-7041
An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL 1.0.2 or later. tunnel.c mishandles certificate validation because an X509_check_host negative error code is interpreted as a successful return value.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Openfortivpn Project
- OpenSSL
- Fedoraproject Fedora — versions 30, 31, 32
- openSUSE Backports Sle — versions 15.0
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/adrienverge/openfortivpn/issues/536 (Third Party Advisory, Issue Tracking)
- github.com/adrienverge/openfortivpn/commit/cd9368c6a1b4ef91d77bb3fdbe2e5bc34aa6… (Patch, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-03/msg00009.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-03/msg00011.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- github.com/adrienverge/openfortivpn/commit/60660e00b80bad0fadcf39aee86f6f8756c9… (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7041?
- CVE-2020-7041 is a medium-severity vulnerability in Openfortivpn Project, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2020-02-27.
- How severe is CVE-2020-7041?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2020-7041 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.