Vulnerability Report

CVE-2021-24036

RCE

Title: Facebook Folly RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2021-24036.

CWE Category CWE-190
Published Date Jul 23, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
6.19%

Vulnerability Summary

CVE-2021-24036: Passing an attacker controlled size when creating an IOBuf could cause integer overflow, leading to an out of bounds write on the heap with the possibility of remote code execution. This issue affects versions of folly prior to v2021.07.22.00. This issue affects HHVM versions prior to 4.80.5, all versions between 4.81.0 and 4.102.1, all versions between 4.103.0 and 4.113.0, and versions 4.114.0, 4.115.0, 4.116.0, 4.117.0, 4.118.0 and 4.118.1.

Impacted Vendors

F
facebook 2

Reference Links

https://github.com/facebook/folly/commit/4f304af1411e68851bdd00ef6140e9de4616f7d3 https://hhvm.com/blog/2021/07/20/security-update.html https://www.facebook.com/security/advisories/cve-2021-24036 https://github.com/facebook/folly/commit/4f304af1411e68851bdd00ef6140e9de4616f7d3 https://hhvm.com/blog/2021/07/20/security-update.html https://www.facebook.com/security/advisories/cve-2021-24036
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-24036 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.