CVE-2020-14928
evolution-data-server (eds) through 3.36.3 has a STARTTLS buffering issue that affects SMTP and POP3. When a server sends a "begin TLS" response, eds reads additional data and evaluates it in a TLS
02 Description
evolution-data-server (eds) through 3.36.3 has a STARTTLS buffering issue that affects SMTP and POP3. When a server sends a "begin TLS" response, eds reads additional data and evaluates it in a TLS
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.80% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 86.3% of scored records. A rank, not a probability.
- NVD base score
- 5.9 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-07-17 15:30Z6 YR AGO
- Last updated
- 2024-08-04 13:00Z2 YR AGO
- Reserved
- 2020-06-19
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 05c9d8e0b94db847d7948e558bc83d1fc40a4e81e8634c6dd2cd041908cd3e70
05 Affected products
06 References
- gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2020/07/msg00012.html
- gitlab.gnome.orghttps://gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72ff21f929b3a6d8529c4df
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/DSA-4725-1
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/DLA-2281-1
- gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903c2bbb16791c7907e457fbac
- bugzilla.suse.comhttps://bugzilla.suse.com/show_bug.cgi?id=1173910
- www.debian.orgDSA-4725https://www.debian.org/security/2020/dsa-4725
- usn.ubuntu.comUSN-4429-1https://usn.ubuntu.com/4429-1/
- lists.fedoraproject.orgFEDORA-2020-45041afb19https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMBEZWA22EAYAZQWUX4KPEBER726KSIG/
07 Fixed in
AlmaLinux 8
- bogofilter Fixed in 1.2.5-2.el8
- evolution-data-server-doc Fixed in 3.28.5-14.el8
- evolution-data-server-perl Fixed in 3.28.5-14.el8
- evolution-data-server-tests Fixed in 3.28.5-14.el8
- evolution-devel Fixed in 3.28.5-14.el8
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- bogofilter Fixed in 1.2.5-2.el8
- evolution-data-server-doc Fixed in 3.28.5-14.el8
- evolution-data-server-perl Fixed in 3.28.5-14.el8
- evolution-data-server-tests Fixed in 3.28.5-14.el8
- evolution-devel Fixed in 3.28.5-14.el8
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- evolution-data-server Fixed in 3.36.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- evolution-data-server Fixed in 3.36.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- evolution-data-server Fixed in 3.36.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- evolution-data-server Fixed in 3.18.5-1ubuntu1.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- evolution-data-server Fixed in 3.28.5-0ubuntu0.18.04.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- evolution-data-server Fixed in 3.36.3-0ubuntu1.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.