CVE-2024-6606: mozilla firefox Out-of-bounds Read
CVSS: 8.2v3.1HighAnalyzed
AliasesUBUNTU-CVE-2024-6606CGA-3mch-6mg9-x4xpCGA-q8x7-46mc-2624CGA-m6r3-gv3h-jqhxCGA-p67f-q746-fvm8
Published 09-07-2024Last modified 04-11-2025
Vulnerability summary
CVE-2024-6606 is a high (CVSS 8.2) Out-of-bounds Read vulnerability in mozilla firefox. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 32.6% of scored vulnerabilities.
CVSS score
8.2/10
010
High · v3.1 (CVE.org)EPSS score
0.40%
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 6 · Related 8Timeline
- 09-07-2024PublishedVulnerability first disclosed.
- 04-11-2025Last modifiedVulnerability information updated.
Description
Clipboard code failed to check the index on an array access. This could have led to an out-of-bounds read. This vulnerability affects Firefox < 128 and Thunderbird < 128.
CVSS metrics
5 scores · 5 sources · 1 versionHigh 8.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:LSourcesAll 5 agree
- OSV · UbuntuEcosystem advisory · calculated8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L
- OSV · WolfiEcosystem advisory · calculated8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L
- OSV · ChainguardEcosystem advisory · calculated8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L
- NVDNIST8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L
EPSS trend
Probability
0.40%
Chance of exploitation in the next 30 days
Percentile
33%
Versus all other CVEs
30-day change
0.00 pp
From 0.40% on 19-09-2026
19-09-202619-10-2026
EPSS score0.40%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu7 products
- firefox< 128.0+build2-0ubuntu0.20.04.1
- mozjs102All versions (No fix recorded)
- mozjs38All versions (No fix recorded)
- mozjs52All versions (No fix recorded)
- mozjs68All versions (No fix recorded)
Chainguard2 products
- firefox< 128.0-r0
- firefox-esr< 128-r0
Mozilla2 products
- firefox≥ unspecified, < 128 | < 128.0
- thunderbird≥ unspecified, < 128 | < 128.0
Wolfi1 product
- firefox< 128.0-r0
4 vendors · 12 products