Vulnerability Details : 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 context, aka "response injection."
Products affected by CVE-2020-14928
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnome:evolution-data-server:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-14928
0.43%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-14928
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2020-14928
-
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-14928
-
https://bugzilla.suse.com/show_bug.cgi?id=1173910
Bug 1173910 – VUL-0: CVE-2020-14928: evolution-data-server: Response Injection via STARTTLS in SMTP and POP3Issue Tracking;Patch;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QMBEZWA22EAYAZQWUX4KPEBER726KSIG/
[SECURITY] Fedora 31 Update: evolution-data-server-3.34.4-2.fc31 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226
CVE-2020-14928: Response Injection via STARTTLS in SMTP and POP3 (#226) · Issues · GNOME / evolution-data-server · GitLabExploit;Third Party Advisory
-
https://usn.ubuntu.com/4429-1/
USN-4429-1: Evolution Data Server vulnerability | Ubuntu security notices | UbuntuThird Party Advisory
-
https://www.debian.org/security/2020/dsa-4725
Debian -- Security Information -- DSA-4725-1 evolution-data-serverThird Party Advisory
-
https://security-tracker.debian.org/tracker/DSA-4725-1
DSA-4725-1Third Party Advisory
-
https://security-tracker.debian.org/tracker/DLA-2281-1
DLA-2281-1Third Party Advisory
-
https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903c2bbb16791c7907e457fbac
I#226 - CVE-2020-14928: Response Injection via STARTTLS in SMTP and POP3 (f404f33f) · Commits · GNOME / evolution-data-server · GitLabPatch;Third Party Advisory
-
https://gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72ff21f929b3a6d8529c4df
I#226 - CVE-2020-14928: Response Injection via STARTTLS in SMTP and POP3 (ba82be72) · Commits · GNOME / evolution-data-server · GitLabPatch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/07/msg00012.html
[SECURITY] [DLA 2281-1] evolution-data-server security updateMailing List;Third Party Advisory
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