A flaw was found in Keylime before 6.3.0. The logic in the Keylime agent for checking for a secure mount can be fooled by previously created unprivileged mounts allowing secrets to be leaked to other processes on the host.
CVE-2022-23948
“—” beside the score: it is equal to NVD's CVSS score.
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 1.5% (73rd percentile of EPSS-scored CVEs). No GitHub Security Advisory CVSS is on record for this CVE.
Also known asEUVD-2022-28864 (ENISA EUVD)Source: ENISA EUVD
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.5
- EG Score
- 7.5HIGHmedium confidence
- EG Risk
- 34EG Risk 34/100
EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.
How it’s computed (value × EchelonGraph’s weight)Severity75% × 45%Impact severity (EG Severity): CVSS 7.5 of 10. Never the KEV-floored or EPSS-lifted EG Score.Exploitation1.5% × 40%FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.Automatability0% × 15%CISA's SSVC Automatable value: no (Vulnrichment).SSVC (CISA's decision table, applied by EchelonGraph): Track at every mission impact level.Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.Action: A fix is available. Apply it within your standard update timelines. - EPSS PROB
- 1.5%
- EPSS %ILE
- 73rd
- KEV
- Not listed
What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)
The EG score (7.5): severity, escalated by confirmed exploitation. This CVE's 7.5 is its impact severity (EG Severity), not escalated.
- EG Severity
- 7.5 HIGHCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.NVD CVSS v3 · CVSS v3.0 or v3.1
- EG Likelihood
- 1.5% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-11-11). FIRST's exploitation probability, not an EchelonGraph model.
- Confirmed exploitation
- None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
- EG Priority
- SSVC Track at medium mission impactTrack at every mission impact level.CISA BOD 26-04: 60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.Each input and its source, and whom BOD 26-04 binds: the SSVC and BOD 26-04 blocks below.
SSVC (CISA's decision table, applied by EchelonGraph)Track at every mission impact level.
A fix is available. Apply it within your standard update timelines.
Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table
BOD 26-04 (CISA's remediation timeline, Table 1)60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.
The score's inputs: In CISA KEV no (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it
Published
September 21, 2022
Last Modified
May 29, 2025
Advisory Details (4)
Auto-updated Nov 12, 2026oss-sec: keylime: Multiple Security Issues (including remote code execution in the Agent component)
https://seclists.org/oss-sec/2022/q1/101Keylime: Secure mount logic can leak sensitive data · Advisory · keylime/keylime · GitHub
https://github.com/keylime/keylime/security/advisories/GHSA-wj36-qcfg-5j52commit d37c406e69cb (keylime/keylime)
Patch available: keylime/keylime v6.4.0 (contains commit d37c406e69cb)
https://github.com/keylime/keylime/commit/d37c406e69cb6689baa2fb7964bad75209703724commit 1a4f31a6368d (keylime/keylime)
Patch available: keylime/keylime v6.4.0 (contains commit 1a4f31a6368d)
https://github.com/keylime/keylime/commit/1a4f31a6368d651222683c9debe7d6832db6f607Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 31× in last 30d)
Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed its CVE.org record (CNA or CISA ADP). An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). "EchelonGraph re-scored" is our own recompute of this CVE's score, not an update from a source, and is not counted in the refreshes above. Most recent first.
Showing the most recent 100 of 212 rows on record for this CVE, as 98 entries (2 repeats merged).
A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. 2 repeat rows among the latest 100 are merged into the row they repeat. The 112 oldest rows on record are not shown and were not checked, so the counts can still include repeats.
- 2026-11-12 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-12 10:55 UTCEchelonGraph re-scored
- 2026-11-11 16:32 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-10 16:35 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-09 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-08 16:33 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-07 16:34 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-06 16:30 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-05 16:31 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-05 04:33 UTCEchelonGraph re-scored
- 2026-11-04 16:30 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-03 16:39 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-02 16:38 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-11-01 16:30 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-31 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-30 16:30 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-29 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-28 22:05 UTCEchelonGraph re-scored
- 2026-10-28 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-27 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-26 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-25 18:13 UTCEchelonGraph re-scored
- 2026-10-25 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-24 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-23 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
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- 2026-10-22 16:30 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-21 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-21 07:53 UTCEchelonGraph re-scored
- 2026-10-20 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-19 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-18 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-18 08:42 UTCEchelonGraph re-scored
- 2026-10-17 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-16 16:34 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-15 17:24 UTCOSV refresh
- 2026-10-15 16:28 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-14 16:29 UTCEPSS rescoreEPSS 1.5% · 73rd percentile
- 2026-10-13 16:29 UTCEPSS rescoreEPSS 1.5% · 72nd percentile
- 2026-10-12 18:59 UTCEchelonGraph re-scored
- 2026-10-12 16:30 UTCEPSS rescoreEPSS 1.5% · 72nd percentile
- 2026-10-11 23:25 UTCEchelonGraph re-scored
- 2026-10-11 13:44 UTCEPSS rescoreEPSS 1.5% · 72nd percentile
- 2026-10-10 19:56 UTCEPSS rescoreEPSS 1.5% · 72nd percentile
- 2026-10-09 20:04 UTCEPSS rescoreEPSS 1.5% · 72nd percentile
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- 2026-10-07 23:45 UTCEPSS rescoreEPSS 1.4% · 72nd percentile
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- 2026-10-03 14:22 UTCEPSS rescoreEPSS 1.4% · 72nd percentile
- 2026-09-30 15:50 UTCEchelonGraph re-scored
- 2026-09-30 15:00 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-29 15:15 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-28 13:48 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-27 13:41 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-26 00:22 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-24 14:00 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-24 10:52 UTCOSV refresh
- 2026-09-23 13:45 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-20 20:13 UTCEPSS rescoreEPSS 1.4% · 71st percentile
- 2026-09-17 19:23 UTCEPSS rescoreEPSS 1.2% · 66th percentile
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- 2026-09-12 14:57 UTCEPSS rescoreEPSS 1.2% · 66th percentile
- 2026-09-11 14:49 UTCEPSS rescoreEPSS 1.2% · 66th percentile
- 2026-09-11 09:33 UTCEPSS rescoreEPSS 1.2% · 66th percentile
- 2026-09-08 21:57 UTCEPSS rescoreEPSS 1.2% · 65th percentile
- 2026-09-07 15:58 UTCEPSS rescoreEPSS 1.2% · 65th percentile
- 2026-09-06 13:45 UTCEPSS rescoreEPSS 1.2% · 65th percentile
- 2026-09-05 15:25 UTCEPSS rescoreEPSS 1.2% · 65th percentile
- 2026-09-05 03:18 UTCOSV refresh
- 2026-09-04 13:57 UTCEPSS rescoreEPSS 1.2% · 65th percentile
- 2026-09-04 05:04 UTCEPSS rescoreEPSS 1.2% · 65th percentile
- 2026-09-02 14:09 UTCEPSS rescoreEPSS 1.2% · 65th percentile
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- 2026-08-30 19:14 UTCEPSS rescoreEPSS 1.2% · 65th percentile
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- 2026-08-28 21:38 UTCEPSS rescoreEPSS 1.2% · 65th percentile
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- 2026-08-21 23:46 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-20 22:52 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-19 17:01 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-18 14:12 UTCOSV refresh
- 2026-08-18 13:45 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-17 13:44 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-16 14:53 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-16 02:11 UTCEPSS rescoreEPSS 1.1% · 64th percentile
- 2026-08-15 01:27 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
- 2026-08-13 21:57 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
- 2026-08-12 13:48 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
- 2026-08-09 13:44 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
- 2026-08-08 16:34 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
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- 2026-08-06 13:44 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
- 2026-08-05 19:15 UTCEPSS rescoreEPSS 1.1% · 63rd percentile
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Frequently asked(5)
What is CVE-2022-23948?
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Dependency Blast Radius
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