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CVE-2021-40325

25
FAUCET Score

CVE-2021-40325 is an authorization bypass vulnerability affecting Cobbler before version 3.3.0, allowing unauthenticated attackers to modify system settings. With a CVSS score of 7.5 (HIGH), this network-exploitable flaw requires no user interaction and has a high impact on integrity, though confidentiality and availability are not affected. Despite its severity, there is currently no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.3.0CPE matchmatch criteria
cpe:2.3:a:cobbler_project:cobbler:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.31%
Probability of exploitation in next 30 days
EPSS Percentile
67.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0131 is in the 47th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: cobblerFixed in: 3.3.0

Vendor Advisories (2)

pipGHSA-cr3f-r24j-3chwhigh

Cobbler before 3.3.0 allows authorization bypass for modification of settings.

Oct 5, 2021
redhatCVE-2021-40325Moderate

cobbler: Authorization bypass allows modifying settings

Sep 20, 2021

References

github.com / cobbler/cobbler/commit/d8f60bbf14a838c8c8a1dba98086b223e35fe70a
PatchThird Party Advisory
github.com / cobbler/cobbler/releases/tag/v3.3.0
ProductThird Party Advisory