Skip to main content

Idrac9 Firmware CVE-2018-1243

HIGH
Improperly Implemented Security Check for Standard (CWE-358)
2018-07-02 security_alert@emc.com
Information Disclosure Dell Idrac9 Firmware Idrac6 Firmware Idrac7 Firmware Idrac8 Firmware
7.5
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-358
ASVS 5.0
V12 - Secure Communication Improperly implemented security check
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 1.8% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Dell EMC iDRAC6, versions prior to 2.91, iDRAC7/iDRAC8, versions prior to 2.60.60.60 and iDRAC9, versions prior to 3.21.21.21, contain a weak CGI session ID vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Sign in to check
Technical ContextAI · show details

This vulnerability is classified under CWE-358. Dell EMC iDRAC6, versions prior to 2.91, iDRAC7/iDRAC8, versions prior to 2.60.60.60 and iDRAC9, versions prior to 3.21.21.21, contain a weak CGI session ID vulnerability. The sessions invoked via CGI binaries use 96-bit numeric-only session ID values, which makes it easier for remote attackers to perform bruteforce session guessing attacks. Affected products include: Dell Idrac6 Firmware, Dell Idrac7 Firmware, Dell Idrac8 Firmware, Dell Idrac9 Firmware. Version information: prior to 2.91.

Know when Idrac9 Firmware gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources
Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

Dell EMC iDRAC6, versions prior to 2.91, iDRAC7/iDRAC8, versions prior to 2.60.60.60 and iDRAC9, versions prior to 3.21.21.21, contain a weak CGI session ID vulnerability. The sessions invoked via CGI binaries use 96-bit numeric-only session ID values, which makes it easier for remote attackers to perform bruteforce session guessing attacks.

Threat Intelligence Overview

EPSS Score
1.8%
Top 24% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 1.8%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

40
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:o:dell:idrac6_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:idrac7_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:idrac8_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:idrac9_firmware:*:*:*:*:*:*:*:*

More in Idrac9 Firmware

View all
CVE-2021-21538 CRITICAL
10.0 Jul 29

Dell EMC iDRAC9 versions 4.40.00.00 and later, but prior to 4.40.10.00, contain an improper authentication vulnerability
CVE-2020-5344 CRITICAL
9.8 Mar 31

Dell EMC iDRAC7, iDRAC8 and iDRAC9 versions prior to 2.65.65.65, 2.70.70.70, 4.00.00.00 contain a stack-based buffer ove
CVE-2019-3707 CRITICAL
9.8 Apr 26

Dell EMC iDRAC9 versions prior to 3.30.30.30 contain an authentication bypass vulnerability. Rated critical severity (CV
CVE-2019-3706 CRITICAL
9.8 Apr 26

Dell EMC iDRAC9 versions prior to 3.24.24.24, 3.21.26.22, 3.22.22.22 and 3.21.25.22 contain an authentication bypass vul
CVE-2019-3705 CRITICAL
9.8 Apr 26

Dell EMC iDRAC6 versions prior to 2.92, iDRAC7/iDRAC8 versions prior to 2.61.60.60, and iDRAC9 versions prior to 3.20.21
CVE-2018-15774 HIGH
8.8 Dec 13

Dell EMC iDRAC7/iDRAC8 versions prior to 2.61.60.60 and iDRAC9 versions prior to 3.20.21.20, 3.21.24.22, 3.21.26.22, and
CVE-2018-1244 HIGH
8.8 Jul 02

Dell EMC iDRAC7/iDRAC8, versions prior to 2.60.60.60, and iDRAC9 versions prior to 3.21.21.21 contain a command injectio
CVE-2021-21540 HIGH
8.1 Apr 30

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain a stack-based overflow vulnerability. Rated high severity (CVSS 8.1
CVE-2021-21539 HIGH
7.1 Apr 30

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain a Time-of-check Time-of-use (TOCTOU) race condition vulnerability.

CVE-2020-5366 MEDIUM
6.5 Jul 09

Dell EMC iDRAC9 versions prior to 4.20.20.20 contain a Path Traversal Vulnerability. Rated medium severity (CVSS 6.5), t
CVE-2021-21541 MEDIUM
6.1 Apr 30

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain a DOM-based cross-site scripting vulnerability. Rated medium severi
CVE-2020-26198 MEDIUM
6.1 Dec 16

Dell EMC iDRAC9 versions prior to 4.32.10.00 and 4.40.00.00 contain a reflected cross-site scripting vulnerability in th

Same weakness CWE-358 – Improperly Implemented Security Check for Standard

View all
CVE-2025-10457 HIGH POC
8.1
CVE-2019-14823 HIGH POC
7.4
CVE-2024-5500 MEDIUM POC
6.5
CVE-2018-0268 CRITICAL
10.0
CVE-2016-10229 CRITICAL
9.8
CVE-2026-70174 HIGH
8.8
CVE-2025-62583 CRITICAL
9.8
CVE-2025-66603 CRITICAL
9.8

Same technique Information Disclosure

View all
CVE-2019-2725 CRITICAL POC
9.8
CVE-2021-34523 CRITICAL POC
9.0
CVE-2013-2251 CRITICAL POC
9.8
CVE-2017-5638 CRITICAL POC
9.8
CVE-2025-24813 CRITICAL POC
9.8
CVE-2025-68613 HIGH POC
8.8
CVE-2015-1701 HIGH POC
7.8
CVE-2017-0147 HIGH POC
7.5

References

Advisories & patches
ADVISORY http://en.community.dell.com/techcenter/extras/m/white_papers/20487494

Search Externally

GitHub PoC Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy