Vulnerability Monitor

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CVE-2020-11098

In FreeRDP before version 2.1.2, there is an out-of-bound read in glyph_cache_put. This affects all FreeRDP clients with `+glyph-cache` option enabled This is fixed in version 2.1.2.

Security Impact Summary

This vulnerability carries a LOW severity rating with a CVSS v3.1 score of 3.5, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction requiring only low-level privileges . The vulnerability impacts limited integrity, for affected systems. Impacting 5 products from freerdp, from fedoraproject, from opensuse and 2 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2020-06-22T22:15:12.180

Last Modified

2024-11-21T04:56:46.980

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 3.5 (LOW)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Secondary
CWE-125
Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	freerdp	freerdp	< 2.1.2	Yes
Operating System	fedoraproject	fedora	31	Yes
Operating System	fedoraproject	fedora	32	Yes
Operating System	opensuse	leap	15.1	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	20.04	Yes
Operating System	debian	debian_linux	10.0	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html Third Party Advisory ([email protected])
http://www.freerdp.com/2020/06/22/2_1_2-released Release Notes, Vendor Advisory ([email protected])
https://github.com/FreeRDP/FreeRDP/commit/c0fd449ec0870b050d350d6d844b1ea6dad4bc7d Patch, Third Party Advisory ([email protected])
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jr57-f58x-hjmv Mitigation, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html Mailing List, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6Y35HBHG2INICLSGCIKNAR7GCXEHQACQ/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOZLH35OJWIQLM7FYDXAP2EAUBDXE76V/ ([email protected])
https://usn.ubuntu.com/4481-1/ Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.freerdp.com/2020/06/22/2_1_2-released Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/FreeRDP/FreeRDP/commit/c0fd449ec0870b050d350d6d844b1ea6dad4bc7d Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jr57-f58x-hjmv Mitigation, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6Y35HBHG2INICLSGCIKNAR7GCXEHQACQ/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOZLH35OJWIQLM7FYDXAP2EAUBDXE76V/ (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4481-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For freerdp's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.