Vulnerability · Published Apr 23, 2020 · Assigned by mitre
CVE-2020-12105
Medium 5.9
In plain English
A medium-severity security flaw in the openconnect package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 78% of all known vulnerabilities).
Severity (CVSS NVD)5.9Medium
Exploit odds (30 days)1.7%top 22.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | openconnect | no fix listed | DEBIAN-CVE-2020-12105 |
| Debian:13 | openconnect | no fix listed | DEBIAN-CVE-2020-12105 |
| Debian:14 | openconnect | no fix listed | DEBIAN-CVE-2020-12105 |
Affected products (as reported)
References
- https://gitlab.com/openconnect/openconnect/-/merge_requests/96 x_refsource_MISC
- openSUSE-SU-2020:0694 vendor-advisory, x_refsource_SUSE
- GLSA-202006-15 vendor-advisory, x_refsource_GENTOO