CVE Tools
Sign in

CVE-2022-29901

Arbitrary Memory Disclosure through CPU Side-Channel Attacks (Retbleed)

Published: Jul 12, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-200
NVD MITRE
5.6CVSSMEDIUM
EPSS Score
4.9%
Top 9.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Intel microprocessor generations 6 to 8 are affected by a new Spectre variant that is able to bypass their retpoline mitigation in the kernel to leak arbitrary data. An attacker with unprivileged user access can hijack return instructions to achieve arbitrary speculative code execution under certain microarchitecture-dependent conditions.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:CC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-200CWE-668

Affected Products

Intel MicroprocessorsIntel
Embedded
Hardware Firmware / cpu-gpu
core i7-6500u firmwareintel
EmbeddedFirmware
Hardware Firmware / cpu-gpu
core i7-6510u firmwareintel
Embedded
Hardware Firmware / cpu-gpu
core i7-6560u firmwareintel
EmbeddedFirmware
Hardware Firmware / cpu-gpu
core i7-6567u firmwareintel
EmbeddedFirmware
Hardware Firmware / cpu-gpu
intelcommercialUSHardware Firmwareaka intel corp.
and 164 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://comsec.ethz.ch/retbleed
comsec.ethz.ch
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00702.html
intel.com
http://www.openwall.com/lists/oss-security/2022/07/12/2
openwall.com
and 59 more references View all →

Timeline

Published
Jul 12, 2022
Last Updated
Nov 21, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2022-29901 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows