CVE-2020-14928: canonical ubuntu_linux Injection
CVSS: 5.9v3.1MediumModified
AliasesRHSA-2020:4649UBUNTU-CVE-2020-14928USN-4429-1DEBIAN-CVE-2020-14928DLA-2281-1DSA-4725-1
Published 17-07-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-14928 is a medium (CVSS 5.9) Injection vulnerability in canonical ubuntu_linux. EPSS estimates a 2.81% chance of exploitation in the next 30 days, higher than 86.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.9/10
010
Medium · v3.1 (NVD)EPSS score
2.81%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 6 · Related 5Timeline
- 17-07-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
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 context, aka "response injection."
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.9Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NSources4 sources · 5.3–5.9
- OSV · Red hatEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:NDiffers
- OSV · UbuntuEcosystem advisory · calculated5.9MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- OSV · DebianEcosystem advisory · calculated5.9MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
2.81%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
0.00 pp
From 2.81% on 19-09-2026
19-09-202619-10-2026
EPSS score2.81%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (gitlab.gnome.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Redhat32 products
- bogofilter< 0:1.2.5-2.el8
- bogofilter-debuginfo< 0:1.2.5-2.el8
- bogofilter-debugsource< 0:1.2.5-2.el8
- evolution< 0:3.28.5-14.el8
- evolution-bogofilter< 0:3.28.5-14.el8
Debian2 products
- evolution-data-server< 3.36.4-1 | < 3.30.5-1+deb10u1 | < 3.22.7-1+deb9u1
- debian_linuxEOL9.0 | 10.0
Canonical1 product
- ubuntu_linuxEOL16.04 | 18.04 | 20.04
Fedoraproject1 product
- fedoraEOL31
Gnome1 product
- evolution-data-server≤ 3.36.3
Ubuntu1 product
- evolution-data-server< 3.18.5-1ubuntu1.3 | < 3.28.5-0ubuntu0.18.04.3 | < 3.36.3-0ubuntu1.1
6 vendors · 38 products
References
24 links- gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226X Refsource MISCExploitThird Party Advisory
lists.debian.org/debian-lts-announce/2020/07/msg00012.htmlX Refsource CONFIRMMailing ListThird Party Advisory- gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72ff21f929b3a6d8529c4dfX Refsource CONFIRMPatchThird Party Advisory
- gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903c2bbb16791c7907e457fbacX Refsource CONFIRMPatchThird Party Advisory
