CVE-2020-12105
published 2020-04-23CVE-2020-12105: OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle…
PriorityP428medium5.9CVSS 3.1
AVNACHPRNUINSUCHINAN
EPSS
1.70%
74.6th percentile
OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | openconnect | — | — |
| infradead | openconnect | <= 8.08 | — |
| opensuse | leap | — | — |
CVSS provenance
nvdv3.15.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
osv5.9MEDIUM
vendor_debian5.9LOW
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GHSA
GHSA-wr4v-x69c-q5jx: OpenConnect through 8
ghsa_unreviewed·2022-05-24
CVE-2020-12105 [MEDIUM] CWE-20 GHSA-wr4v-x69c-q5jx: OpenConnect through 8
OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.
OSV
CVE-2020-12105: OpenConnect through 8
osv·2020-04-23·CVSS 5.9
CVE-2020-12105 [MEDIUM] CVE-2020-12105: OpenConnect through 8
OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.
Debian
CVE-2020-12105: openconnect - OpenConnect through 8.08 mishandles negative return values from X509_check_ func...
vendor_debian·2020·CVSS 5.9
CVE-2020-12105 [MEDIUM] CVE-2020-12105: openconnect - OpenConnect through 8.08 mishandles negative return values from X509_check_ func...
OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.
Scope: local
bookworm: open
bullseye: open
forky: open
sid: open
trixie: open
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks [fedora-all]
bugzilla·2020-05-21·CVSS 5.9
CVE-2020-12105 [MEDIUM] CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks [fedora-all]
CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message
Bugzilla
CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks
bugzilla·2020-05-21·CVSS 5.9
CVE-2020-12105 [MEDIUM] CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks
CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks
OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.
Reference:
https://gitlab.com/openconnect/openconnect/-/merge_requests/96
Discussion:
Created openconnect tracking bugs for this issue:
Affects: epel-all [bug 1838647]
Affects: fedora-all [bug 1838646]
---
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
Bugzilla
CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks [epel-all]
bugzilla·2020-05-21·CVSS 5.9
CVE-2020-12105 [MEDIUM] CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks [epel-all]
CVE-2020-12105 openconnect: incorrect use of negative return values from X509_check_ functions can lead to MITM attacks [epel-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
N
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00039.htmlhttps://gitlab.com/openconnect/openconnect/-/merge_requests/96https://security.gentoo.org/glsa/202006-15http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00039.htmlhttps://gitlab.com/openconnect/openconnect/-/merge_requests/96https://security.gentoo.org/glsa/202006-15
2020-04-23
Published