Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2020-11044— Double Free in FreeRDP

Quick assessment

Affected
FreeRDP FreeRDP
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FreeRDP是FreeRDP团队的一款开源的远程桌面协议（RDP）的实现。 FreeRDP 1.2之后版本（2.0.0版本已修复）中的update_read_cache_bitmap_v3_order存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。

CVSS 2.2 · Low EPSS 1.90% · P79

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2020-11044

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Double Free in FreeRDP
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeRDP greater than 1.2 and before 2.0.0, a double free in update_read_cache_bitmap_v3_order crashes the client application if corrupted data from a manipulated server is parsed. This has been patched in 2.0.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
双重释放
Source: CVE Program / CVE List V5
Vulnerability Title
FreeRDP 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeRDP是FreeRDP团队的一款开源的远程桌面协议（RDP）的实现。 FreeRDP 1.2之后版本（2.0.0版本已修复）中的update_read_cache_bitmap_v3_order存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
FreeRDP FreeRDP > 1.2, < 2.0.0 -

II. Public POCs for CVE-2020-11044

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2020-11044

请登录查看更多情报信息。

Patches & Fixes for CVE-2020-11044 (1)

Vendor Advisories for CVE-2020-11044 (1)

Mailing List Discussions for CVE-2020-11044 (1)

Other References for CVE-2020-11044 (1)

Same Patch Batch · FreeRDP · 2020-05-07 · 7 CVEs total

CVE-2020-11042 5.5 MEDIUM Out-of-bounds Read in FreeRDP
CVE-2020-11046 5.5 MEDIUM Improper Restriction of Operations within the Bounds of a Memory Buffer in FreeRDP
CVE-2020-11047 5.5 MEDIUM Out-of-bounds Read in FreeRDP
CVE-2020-11049 5.5 MEDIUM Out-of-bounds Read in FreeRDPrdp_read_share_control_header
CVE-2020-11045 2.2 LOW Out-of-bounds Read in FreeRDP
CVE-2020-11048 2.2 LOW Out-of-bounds Read in FreeRDPrdp_read_flow_control_pdu

IV. Related Vulnerabilities

Same product: FreeRDP
Same vendor: FreeRDP
Same weakness: CWE-415

V. Comments for CVE-2020-11044

No comments yet

Leave a comment