High severity · published Jun 4, 2024
CVE-2024-32975
Envoy is a cloud-native, open source edge and service proxy
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
Envoy is a cloud-native, open source edge and service proxy. There is a crash at `QuicheDataReader::PeekVarInt62Length()`. It is caused by integer underflow in the `QuicStreamSequencerBuffer::PeekRegion()` implementation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EN
Envoy · Envoyproxy
before 1.27.6; 1.28.0 before 1.28.4; 1.29.0 before 1.29.5; 1.30.0 before 1.30.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-32975
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-32975
Exploit
https://github.com/envoyproxy/envoy/security/advisories/GHSA-g9mq-6v96-cpqc
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