CVE-2024-26229
published 2024-04-09CVE-2024-26229: Windows CSC Service Elevation of Privilege Vulnerability
PriorityP178high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
ITWEXPLOITVulnCheck KEV
Exploited in the wild
EPSS
9.38%
94.9th percentile
Windows CSC Service Elevation of Privilege Vulnerability
Affected
46 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_1507 | < 10.0.10240.20596 | 10.0.10240.20596 |
| microsoft | windows_10_1607 | < 10.0.14393.6897 | 10.0.14393.6897 |
| microsoft | windows_10_1809 | < 10.0.17763.5696 | 10.0.17763.5696 |
| microsoft | windows_10_21h2 | < 10.0.19044.4291 | 10.0.19044.4291 |
| microsoft | windows_10_22h2 | < 10.0.19045.4291 | 10.0.19045.4291 |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.20596 | 10.0.10240.20596 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.6897 | 10.0.14393.6897 |
| microsoft | windows_10_version_1809 | >= 10.0.0 < 10.0.17763.5696 | 10.0.17763.5696 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.5696 | 10.0.17763.5696 |
| microsoft | windows_10_version_21h2 | >= 10.0.19043.0 < 10.0.19044.4291 | 10.0.19044.4291 |
| microsoft | windows_10_version_22h2 | >= 10.0.19045.0 < 10.0.19045.4291 | 10.0.19045.4291 |
| microsoft | windows_11_21h2 | < 10.0.22000.2899 | 10.0.22000.2899 |
| microsoft | windows_11_22h2 | < 10.0.22621.3447 | 10.0.22621.3447 |
| microsoft | windows_11_23h2 | < 10.0.22631.3447 | 10.0.22631.3447 |
| microsoft | windows_11_version_21h2 | >= 10.0.0 < 10.0.22000.2899 | 10.0.22000.2899 |
| microsoft | windows_11_version_22h2 | >= 10.0.22621.0 < 10.0.22621.3447 | 10.0.22621.3447 |
| microsoft | windows_11_version_22h3 | >= 10.0.22631.0 < 10.0.22631.3447 | 10.0.22631.3447 |
| microsoft | windows_11_version_23h2 | >= 10.0.22631.0 < 10.0.22631.3447 | 10.0.22631.3447 |
| microsoft | windows_server_2008 | — | — |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.1.7601.0 < 6.1.7601.27067 | 6.1.7601.27067 |
| microsoft | windows_server_2008_service_pack_2 | >= 6.0.6003.0 < 6.0.6003.22618 | 6.0.6003.22618 |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012 | >= 6.2.9200.0 < 6.2.9200.24821 | 6.2.9200.24821 |
| microsoft | windows_server_2012_r2 | >= 6.3.9600.0 < 6.3.9600.21924 | 6.3.9600.21924 |
| microsoft | windows_server_2016 | < 10.0.14393.6897 | 10.0.14393.6897 |
Detection & IOCsextracted from sources · hover to see the quote
- →CVE-2024-26229 targets the Windows CSC (Client-Side Caching) Service and results in SYSTEM privilege escalation — monitor for unexpected SYSTEM-level process spawning from CSC service context ↗
- →Successful exploitation grants SYSTEM privileges — alert on privilege escalation events where a non-SYSTEM process transitions to SYSTEM via the Windows Kernel / CSC service ↗
- →CVE-2024-26229 is exploited in the wild by Raspberry Robin malware — correlate CSC EoP exploitation attempts with Raspberry Robin indicators (TOR C2 traffic, multi-layer loader activity) ↗
- ·The exploit status at time of advisory publication was 'Publicly Disclosed: No; Exploited: No; Exploitation Less Likely' — however, Raspberry Robin has since incorporated this CVE, so treat exploitation likelihood as elevated in environments where Raspberry Robin is a threat ↗
- ·Raspberry Robin deploys a decoy payload when analysis environments are detected, meaning sandbox detonation of samples exploiting CVE-2024-26229 may not reveal the true payload — physical or well-resourced analysis environments are required for accurate behavioral analysis ↗
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vulncheck7.8HIGH
vendor_msrc7.8HIGH
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GHSA
GHSA-m3pg-c9mv-657r: Windows CSC Service Elevation of Privilege Vulnerability
ghsa_unreviewed·2024-04-09
CVE-2024-26229 [HIGH] CWE-122 GHSA-m3pg-c9mv-657r: Windows CSC Service Elevation of Privilege Vulnerability
Windows CSC Service Elevation of Privilege Vulnerability
VulnCheck
Windows CSC Service Elevation of Privilege Vulnerability
vulncheck·2024·CVSS 7.8
CVE-2024-26229 [HIGH] Windows CSC Service Elevation of Privilege Vulnerability
Windows CSC Service Elevation of Privilege Vulnerability
The Microsoft Windows CSC Service is vulnerable to an elevation of privilege flaw. An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Affected: Microsoft Windows CSC Service
Required Action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Exploitation References: https://www.zscaler.com/blogs/security-research/unraveling-raspberry-robin-s-layers-analyzing-obfuscation-techniques-and; https://ctrlaltint3l.github.io/threat%20research/china-vietnam-campaign/
Exploit PoC: https://vulncheck.com/xdb/3ec26e3483ec; https://vulncheck.com/xdb/c843e97b137c; https://vulncheck.com/xdb/6944d8e04ff8; https://vulncheck.
Microsoft
Windows CSC Service Elevation of Privilege Vulnerability
vendor_msrc·2024-04-09·CVSS 7.8
CVE-2024-26229 [HIGH] CWE-122 Windows CSC Service Elevation of Privilege Vulnerability
Windows CSC Service Elevation of Privilege Vulnerability
FAQ: What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Windows Kernel: Windows Kernel
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5036896
Reference: https://support.microsoft.com/help/5036896
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5036909
Reference: https://support.microsoft.com/help/5036909
Reference: https://catalog.update.microsoft.com/v7/site/
No detection rules found.
No public exploits indexed.
Zscaler
Raspberry Robin Analysis | ThreatLabz
blogs_zscaler·2024-11-19
Raspberry Robin Analysis | ThreatLabz
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Securelist
Exploits and vulnerabilities in Q2 2024
blogs_securelist·2024-08-21·CVSS 7.8
CVE-2024-26169 [HIGH] Exploits and vulnerabilities in Q2 2024
Table of Contents
Statistics on registered vulnerabilities
Vulnerability exploitation statistics
Windows and Linux vulnerability exploitation
Most common exploits
Vulnerability exploitation in APT attacks
Exploiting vulnerable drivers to attack operating systems
BYOVD attack tools
Interesting vulnerabilities
CVE-2024-26169 (WerKernel.sys)
CVE-2024-26229 (csc.sys)
CVE-2024-4577 (PHP CGI)
Takeaways and recommendations
Authors
Vitaly Morgunov
Alexander Kolesnikov
Q2 2024 was eventful in terms of new interesting vulnerabilities and exploitation techniques for applications and operating systems. Attacks through vulnerable drivers have become prevalent as a general means of privilege escalation in the operating system. Such attacks are notable in that the vulnerability does not h
Securelist
Analyzing the vulnerability landscape in Q2 2024
blogs_securelist·2024-08-21·CVSS 7.8
CVE-2024-26169 [HIGH] Analyzing the vulnerability landscape in Q2 2024
Table of Contents
- Statistics on registered vulnerabilities
- Vulnerability exploitation statistics
- Vulnerability exploitation in APT attacks
- Exploiting vulnerable drivers to attack operating systems
- Interesting vulnerabilities
- CVE-2024-26169 (WerKernel.sys)
- CVE-2024-26229 (csc.sys)
- CVE-2024-4577 (PHP CGI)
- Takeaways and recommendations
Authors
- Vitaly Morgunov
- Alexander Kolesnikov
Q2 2024 was eventful in terms of new interesting vulnerabilities and exploitation techniques for applications and operating systems. Attacks through vulnerable drivers have become prevalent as a general means of privilege escalation in the operating system. Such attacks are notable in that the vulnerability does not have to be fresh, since attackers themselves deliver unpatched drivers to t
Trendmicro
The April 2024 Security Updates Review
blogs_trendmicro·2024-04-09
The April 2024 Security Updates Review
# The April 2024 Security Updates Review
Get the April 2024 security update and review.
By: Dustin Childs
2024/04/09
Read time: ( words)
Save to Folio
It’s the second Tuesday of the month, and Adobe and Microsoft have released a fresh crop of security updates. Take a break from your other activities and join us as we review the details of their latest advisories. If you’d rather watch the full video recap covering the entire release, you can check it out here:
Adobe Patches for April 2024
For April, Adobe released nine patches addressing 24 CVEs in Adobe After Effects, Photoshop, Commerce, InDesign, Experience Manager, Media Encoder, Bridge, Illustrator, and Adobe Animate. The largest of these updates is for Experience Manager, however, all of the bugs being patched are simple Cross
Bleepingcomputer
Microsoft April 2024 Patch Tuesday fixes 150 security flaws, 67 RCEs
blogs_bleepingcomputer·2024-04-09·CVSS 8.1
[HIGH] Microsoft April 2024 Patch Tuesday fixes 150 security flaws, 67 RCEs
## Microsoft April 2024 Patch Tuesday fixes 150 security flaws, 67 RCEs
## Lawrence Abrams
There were also fixes for twenty-six Secure Boot bypasses released this month, including two from Lenovo.
The number of bugs in each vulnerability category is listed below:
31 Elevation of Privilege Vulnerabilities
29 Security Feature Bypass Vulnerabilities
67 Remote Code Execution Vulnerabilities
13 Information Disclosure Vulnerabilities
7 Denial of Service Vulnerabilities
3 Spoofing Vulnerabilities
The total count of 150 flaws does not include 5 Microsoft Edge flaws fixed on April 4th and 2 Mariner flaws. Mariner is an open-source Linux distribution developed by Microsoft for its Microsoft Azure services.
To learn more about the non-security updates released today, you can review our ded
Trendmicro
The April 2024 Security Updates Review
blogs_trendmicro·2024-04-09
The April 2024 Security Updates Review
## The April 2024 Security Updates Review
Get the April 2024 security update and review.
By: Dustin Childs 2024/04/09 Read time: ( words)
Save to Folio
It’s the second Tuesday of the month, and Adobe and Microsoft have released a fresh crop of security updates. Take a break from your other activities and join us as we review the details of their latest advisories. If you’d rather watch the full video recap covering the entire release, you can check it out here:
Adobe Patches for April 2024
For April, Adobe released nine patches addressing 24 CVEs in Adobe After Effects, Photoshop, Commerce, InDesign, Experience Manager, Media Encoder, Bridge, Illustrator, and Adobe Animate. The largest of these updates is for Experience Manager , however, all of the bugs being patched are simple Cros
2024-04-09
Published
Exploited in the wild