CVE-2020-14929
Alpine before 2.23 silently proceeds to use an insecure connection after a /tls is sent in certain circumstances involving PREAUTH, which is a less secure behavior than the alternative of closing the connection and letting the user decide what they…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Alpine before 2.23 silently proceeds to use an insecure connection after a /tls is sent in certain circumstances involving PREAUTH, which is a less secure behavior than the alternative of closing the connection and letting the user decide what they would like to do.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.82% probability · 78th percentile
- CISA KEV
- Not listed
- Affected
- alpine project/alpine · fedoraproject/fedora · debian/debian linux
- Source
- cve@mitre.org
References
- http://mailman13.u.washington.edu/pipermail/alpine-info/2020-June/008989.htmlPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00025.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YFXQGKZZMP3VSTLZVO5Z7Z6USYIW37A6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJLY6JDVGDNAJZ3UQDWYWSDBWOAOXMNX/
- http://mailman13.u.washington.edu/pipermail/alpine-info/2020-June/008989.htmlPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00025.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YFXQGKZZMP3VSTLZVO5Z7Z6USYIW37A6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJLY6JDVGDNAJZ3UQDWYWSDBWOAOXMNX/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.