9.1
CRITICAL
CVE-2024-9487
GitHub Enterprise Server Cryptographic Signature Bypass Vulnerability
Description

An improper verification of cryptographic signature vulnerability was identified in GitHub Enterprise Server that allowed SAML SSO authentication to be bypassed resulting in unauthorized provisioning of users and access to the instance. Exploitation required the encrypted assertions feature to be enabled, and the attacker would require direct network access as well as a signed SAML response or metadata document. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.15 and was fixed in versions 3.11.16, 3.12.10, 3.13.5, and 3.14.2. This vulnerability was reported via the GitHub Bug Bounty program.

INFO

Published Date :

Oct. 10, 2024, 10:15 p.m.

Last Modified :

Nov. 15, 2024, 4:57 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2024-9487 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2024-9487 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Github enterprise_server
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-9487.

URL Resource
https://docs.github.com/en/[email protected]/admin/release-notes#3.11.16 Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.12.10 Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.13.5 Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.14.2 Release Notes

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

cisa-kev vulnerability 0day cisa exploits

Updated: 2 days, 23 hours ago
546 stars 34 fork 34 watcher
Born at : April 19, 2022, 8:58 a.m. This repo has been linked 1221 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-9487 vulnerability anywhere in the article.

  • Cybersecurity News
Apache CloudStack Releases Security Update for KVM Infrastructure Vulnerability – CVE-2024-50386

The Apache CloudStack project has issued an important security advisory alongside the release of Long-Term Support (LTS) updates, versions 4.18.2.5 and 4.19.1.3, addressing a critical vulnerability, C ... Read more

Published Date: Nov 13, 2024 (3 weeks, 1 day ago)
  • Cybersecurity News
Dell SmartFabric OS10 Receives Important Security Updates

Dell Networking has released security updates for its SmartFabric OS10 operating system to address multiple vulnerabilities that could be exploited by malicious actors. The vulnerabilities affect seve ... Read more

Published Date: Nov 13, 2024 (3 weeks, 1 day ago)
  • Cybersecurity News
SAP Patches Multiple Vulnerabilities in November 2024 Security Patch Day

SAP has released eight new security notes and two updates to previously released notes in its November 2024 Security Patch Day, addressing critical vulnerabilities across various products.The security ... Read more

Published Date: Nov 12, 2024 (3 weeks, 2 days ago)
  • Cybersecurity News
CLFS Flaw in Windows 11 Allows for Privilege Escalation, PoC Published

A high-severity vulnerability has been discovered in the Common Log File System (CLFS) driver in Windows 11, enabling local users to escalate their privileges. CLFS is responsible for efficiently mana ... Read more

Published Date: Oct 29, 2024 (1 month ago)
  • Cybersecurity News
Driver Signature Enforcement Cracked: OS Downgrade Attacks Possible on Windows

Downgrading only ci.dll to its unpatched version works well against a fully patched Windows 11 23h2 machine | Image: SafeBreachSafeBreach specialist Alon Leviev has discovered that attackers can explo ... Read more

Published Date: Oct 29, 2024 (1 month ago)
  • Cybersecurity News
CVE-2022-45157 (CVSS 9.1): Critical Security Flaw in Rancher Exposes vSphere Credentials in Plaintext

Image: SUSEThe SUSE Rancher Security team has recently issued a high-severity advisory, CVE-2022-45157, warning users of a critical vulnerability affecting Rancher’s handling of vSphere’s Cloud Provid ... Read more

Published Date: Oct 28, 2024 (1 month, 1 week ago)
  • The Hacker News
THN Cybersecurity Recap: Top Threats, Tools and News (Oct 14 - Oct 20)

Cybersecurity / Weekly Recap Hi there! Here's your quick update on the latest in cybersecurity. Hackers are using new tricks to break into systems we thought were secure—like finding hidden doors in l ... Read more

Published Date: Oct 21, 2024 (1 month, 1 week ago)
  • TheCyberThrone
CISA added Veeam Backup CVE-2024-40711 to its KEV Catalog

The US CISA has added Veeam Backup flaw to its Known Exploited Vulnerabilities Catalog based on the evidence of active exploitation.CVE-2024-40711 Veeam Backup and Replication contains a deserializati ... Read more

Published Date: Oct 18, 2024 (1 month, 2 weeks ago)
  • TheCyberThrone
VMware fixes CVE-2024-38814 in HCX

Broadcom disclosed a SQL injection vulnerability affecting VMware HCX, a key component used in multi-cloud infrastructures to enable application migration and disaster recovery.The vulnerability track ... Read more

Published Date: Oct 17, 2024 (1 month, 2 weeks ago)
  • The Cyber Express
GitHub Issues Urgent Security Advisory on Critical Vulnerability in GitHub Enterprise Server

GitHub has released a critical security advisory highlighting vulnerabilities that merit immediate action from users of GitHub Enterprise Server (GHES). The advisory focuses on a GitHub vulnerability ... Read more

Published Date: Oct 17, 2024 (1 month, 2 weeks ago)
  • TheCyberThrone
Apache CloudStack fixes several vulnerabilities

Apache CloudStack project has announced the release of LTS security releases 4.18.2.4 and 4.19.1.2 to address four security vulnerabilitiesThe most severe vulnerability, CVE-2024-45219 with a CVSS sco ... Read more

Published Date: Oct 17, 2024 (1 month, 2 weeks ago)
  • TheCyberThrone
Kubernetes fixes Critical Vulnerability CVE-2024-9486

The Kubernetes Security Response Committee has disclosed two security vulnerabilities in the Kubernetes Image Builder that could allow attackers to gain root access to virtual machines. The vulnerabil ... Read more

Published Date: Oct 17, 2024 (1 month, 2 weeks ago)
  • TheCyberThrone
Google Chrome Version 130 Released

Google has released the new version of its Chrome browser and fixes around 17 vulnerabilities ranging between high and medium and low.High Severity CVE-2024-9954: Use after free in AI.Medium Severity ... Read more

Published Date: Oct 16, 2024 (1 month, 2 weeks ago)
  • The Hacker News
GitHub Patches Critical Flaw in Enterprise Server Allowing Unauthorized Instance Access

Enterprise Security / Vulnerability GitHub has released security updates for Enterprise Server (GHES) to address multiple issues, including a critical bug that could allow unauthorized access to an in ... Read more

Published Date: Oct 16, 2024 (1 month, 2 weeks ago)
  • TheCyberThrone
CISA KEV Catalog Update Part IV – October 2024

The US CISA has added below vulnerabilities to its Known Exploited Vulnerabilities Catalog based on the evidence of active exploitation.CVE-2024-30088 Microsoft Windows Kernel contains a time-of-check ... Read more

Published Date: Oct 16, 2024 (1 month, 2 weeks ago)
  • TheCyberThrone
GitHub fixes Critical Vulnerability CVE-2024-9487

GitHub has released security updates to address two vulnerabilities in GitHub Enterprise Server, one of which could allow attackers to bypass authentication and gain unauthorized access.The critical v ... Read more

Published Date: Oct 15, 2024 (1 month, 2 weeks ago)
  • Cybersecurity News
$50,000 Bounty: Researcher Reveals Critical Zendesk Email Spoofing Flaw (CVE-2024-49193)

Image: DanielIn a detailed analysis by security researcher Daniel, a serious vulnerability in Zendesk’s email management system, tracked as CVE-2024-49193, has been revealed. This flaw exposes compani ... Read more

Published Date: Oct 14, 2024 (1 month, 3 weeks ago)

The following table lists the changes that have been made to the CVE-2024-9487 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Nov. 15, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://docs.github.com/en/[email protected]/admin/release-notes#3.11.16 No Types Assigned https://docs.github.com/en/[email protected]/admin/release-notes#3.11.16 Release Notes
    Changed Reference Type https://docs.github.com/en/[email protected]/admin/release-notes#3.12.10 No Types Assigned https://docs.github.com/en/[email protected]/admin/release-notes#3.12.10 Release Notes
    Changed Reference Type https://docs.github.com/en/[email protected]/admin/release-notes#3.13.5 No Types Assigned https://docs.github.com/en/[email protected]/admin/release-notes#3.13.5 Release Notes
    Changed Reference Type https://docs.github.com/en/[email protected]/admin/release-notes#3.14.2 No Types Assigned https://docs.github.com/en/[email protected]/admin/release-notes#3.14.2 Release Notes
    Added CWE NIST CWE-347
    Added CPE Configuration OR *cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* versions up to (excluding) 3.11.16 *cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* versions from (including) 3.12.0 up to (excluding) 3.12.10 *cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* versions from (including) 3.13.0 up to (excluding) 3.13.5 *cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* versions from (including) 3.14.0 up to (excluding) 3.14.2
  • CVE Received by [email protected]

    Oct. 10, 2024

    Action Type Old Value New Value
    Added Description An improper verification of cryptographic signature vulnerability was identified in GitHub Enterprise Server that allowed SAML SSO authentication to be bypassed resulting in unauthorized provisioning of users and access to the instance. Exploitation required the encrypted assertions feature to be enabled, and the attacker would require direct network access as well as a signed SAML response or metadata document. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.15 and was fixed in versions 3.11.16, 3.12.10, 3.13.5, and 3.14.2. This vulnerability was reported via the GitHub Bug Bounty program.
    Added Reference GitHub, Inc. (Products Only) https://docs.github.com/en/[email protected]/admin/release-notes#3.11.16 [No types assigned]
    Added Reference GitHub, Inc. (Products Only) https://docs.github.com/en/[email protected]/admin/release-notes#3.12.10 [No types assigned]
    Added Reference GitHub, Inc. (Products Only) https://docs.github.com/en/[email protected]/admin/release-notes#3.13.5 [No types assigned]
    Added Reference GitHub, Inc. (Products Only) https://docs.github.com/en/[email protected]/admin/release-notes#3.14.2 [No types assigned]
    Added CWE GitHub, Inc. (Products Only) CWE-347
    Added CVSS V4.0 GitHub, Inc. (Products Only) CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:C/RE:M/U:Red
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-9487 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-9487 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability