Vulnerability · Published Jun 4, 2024 · Assigned by GitHub_M
CVE-2024-32975Envoy crashes in QuicheDataReader::PeekVarInt62Length()
Medium 5.9
In plain English
A medium-severity security flaw in envoy from envoyproxy. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.7%top 46.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| envoyproxy | envoy | >= 1.30.0, <= 1.30.1>= 1.29.0, <= 1.29.4>= 1.28.0, <= 1.28.3<= 1.27.5 |
Weakness: CWE-191 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-g9mq-6v96-cpqc x_refsource_CONFIRM