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CVE-2020-13397

16
FAUCET Score

CVE-2020-13397 is an out-of-bounds read vulnerability in FreeRDP versions prior to 2.1.1, specifically within the security_fips_decrypt function. This vulnerability affects various distributions including Canonical, Debian, FreeRDP, and OpenSUSE. Rated as Medium severity (CVSS 5.5), it presents a local attack vector with low complexity, potentially leading to high confidentiality impact without affecting integrity or availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.1.1CPE matchmatch criteria
cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*
19.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
20.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.54%
Probability of exploitation in next 30 days
EPSS Percentile
42.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0054 is in the 93rd percentile among its peer group of 15,940 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: freerdp-0:2.1.1-2.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: freerdp-2:2.1.1-1.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: vinagre-0:3.22.0-23.el8
View patch

Vendor Advisories (1)

redhatCVE-2020-13397Moderate

freerdp: Out-of-bounds read in security_fips_decrypt in libfreerdp/core/security.c

May 22, 2020

References

lists.opensuse.org / opensuse-security-announce/2020-07/msg00080.html
Third Party Advisory
github.com / FreeRDP/FreeRDP/commit/8fb6336a4072abcee8ce5bd6ae91104628c7bb69
Third Party Advisory
github.com / FreeRDP/FreeRDP/commit/d6cd14059b257318f176c0ba3ee0a348826a9ef8
PatchThird Party Advisory
github.com / FreeRDP/FreeRDP/compare/2.1.0...2.1.1
Release NotesThird Party Advisory
lists.debian.org / debian-lts-announce/2020/08/msg00054.html
Third Party Advisory
lists.debian.org / debian-lts-announce/2023/10/msg00008.html
Mailing ListThird Party Advisory
usn.ubuntu.com / 4379-1
Third Party Advisory
usn.ubuntu.com / 4382-1
Third Party Advisory