CVE-2024-7521 (GCVE-0-2024-7521)
Vulnerability from cvelistv5 – Published: 2024-08-06 12:38 – Updated: 2024-08-07 20:58
VLAI
EPSS
VEX
Summary
Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-06 13:47 UTC
CWE
- Incomplete WebAssembly exception handing
- CWE-755 - Improper Handling of Exceptional Conditions
Assigner
References
6 references
Impacted products
8 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mozilla | Firefox |
Affected:
unspecified , < 129
(custom)
|
guessed | |
| Mozilla | Firefox ESR |
Affected:
unspecified , < 115.14
(custom)
|
guessed | |
| Mozilla | Firefox ESR |
Affected:
unspecified , < 128.1
(custom)
|
guessed | |
| Mozilla | Thunderbird |
Affected:
unspecified , < 128.1
(custom)
|
guessed | |
| Mozilla | Thunderbird |
Affected:
unspecified , < 115.14
(custom)
|
guessed | |
| mozilla | firefox |
Affected:
0 , < 129
(custom)
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
||
| mozilla | firefox_esr |
Affected:
0 , < 115.14
(custom)
Affected: 0 , < 128.1 (custom) cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* |
||
| mozilla | thunderbird |
Affected:
0 , < 128.1
(custom)
Affected: 0 , < 115.14 (custom) cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* |
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},
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 9.8, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-7521\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-08-06T13:47:49.424097Z\"}}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*\"], \"vendor\": \"mozilla\", \"product\": \"firefox\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"129\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*\"], \"vendor\": \"mozilla\", \"product\": \"firefox_esr\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"115.14\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"128.1\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*\"], \"vendor\": \"mozilla\", \"product\": \"thunderbird\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"128.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"115.14\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-755\", \"description\": \"CWE-755 Improper Handling of Exceptional Conditions\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-08-06T13:47:20.461Z\"}}], \"cna\": {\"credits\": [{\"lang\": \"en\", \"value\": \"Nils Bars\"}], \"affected\": [{\"vendor\": \"Mozilla\", \"product\": \"Firefox\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"129\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Mozilla\", \"product\": \"Firefox ESR\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"115.14\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Mozilla\", \"product\": \"Firefox ESR\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"128.1\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Mozilla\", \"product\": \"Thunderbird\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"128.1\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Mozilla\", \"product\": \"Thunderbird\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"115.14\", \"versionType\": \"custom\"}]}], \"references\": [{\"url\": \"https://bugzilla.mozilla.org/show_bug.cgi?id=1904644\"}, {\"url\": \"https://www.mozilla.org/security/advisories/mfsa2024-33/\"}, {\"url\": \"https://www.mozilla.org/security/advisories/mfsa2024-34/\"}, {\"url\": \"https://www.mozilla.org/security/advisories/mfsa2024-35/\"}, {\"url\": \"https://www.mozilla.org/security/advisories/mfsa2024-37/\"}, {\"url\": \"https://www.mozilla.org/security/advisories/mfsa2024-38/\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox \u003c 129, Firefox ESR \u003c 115.14, Firefox ESR \u003c 128.1, Thunderbird \u003c 128.1, and Thunderbird \u003c 115.14.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox \u003c 129, Firefox ESR \u003c 115.14, Firefox ESR \u003c 128.1, Thunderbird \u003c 128.1, and Thunderbird \u003c 115.14.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"Incomplete WebAssembly exception handing\"}]}], \"providerMetadata\": {\"orgId\": \"f16b083a-5664-49f3-a51e-8d479e5ed7fe\", \"shortName\": \"mozilla\", \"dateUpdated\": \"2024-08-06T22:21:42.664Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2024-7521\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-08-06T22:21:42.664Z\", \"dateReserved\": \"2024-08-05T23:30:00.850Z\", \"assignerOrgId\": \"f16b083a-5664-49f3-a51e-8d479e5ed7fe\", \"datePublished\": \"2024-08-06T12:38:13.406Z\", \"assignerShortName\": \"mozilla\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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