CVE-2021-25318: rancher
CVSS: 8.8v3.1HighModified
AliasesGHSA-f9xf-jq4j-vqw4GO-2024-2768CGA-27f3-hvcf-rc5qCGA-35h8-gf9j-j329CGA-62p5-qw52-52mfCGA-72xj-hcw9-mwrxCGA-7m6g-4vj2-hq67CGA-7m7c-mj9r-29jhCGA-ff4f-52vx-98q9CGA-rpg9-p4g4-72x4
Published 15-07-2021Last modified 16-09-2024
Vulnerability summary
CVE-2021-25318 is a high (CVSS 8.8) vulnerability in rancher. EPSS estimates a 1.05% chance of exploitation in the next 30 days, higher than 63.7% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
1.05%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 0 · Related 1Timeline
- 15-07-2021PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
A Incorrect Permission Assignment for Critical Resource vulnerability in Rancher allows users in the cluster to modify resources they should not have access to. This issue affects: Rancher versions prior to 2.5.9 ; Rancher versions prior to 2.4.16.
CVSS metrics
6 scores · 4 sources · 3 versionsHigh 8.7Preferred score · OSV · Go (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NSourcesSingle source
High 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · GoEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · ChainguardEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 6.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.05%
Chance of exploitation in the next 30 days
Percentile
64%
Versus all other CVEs
30-day change
0.00 pp
From 1.05% on 19-09-2026
19-09-202619-10-2026
EPSS score1.05%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Chainguard4 products
- harvesterAll versions (No fix recorded)
- harvester-fipsAll versions (No fix recorded)
- harvester-fips-webhookAll versions (No fix recorded)
- harvester-webhookAll versions (No fix recorded)
Github.com/rancher1 product
- rancher≥ 2.0.0, < 2.4.16 | ≥ 2.5.0, < 2.5.9 | ≥ 2.0.0+incompatible (No fix recorded)
Rancher1 product
- rancher≥ Rancher, < 2.5.9 | ≥ Rancher, < 2.4.16 | < 2.4.16 | ≥ 2.5.0, < 2.5.9
3 vendors · 6 products
References
6 links- bugzilla.suse.com/show_bug.cgi?id=1184913X Refsource CONFIRMWEBREPORTIssue TrackingThird Party Advisory
- github.com/rancher/rancherPACKAGE