Vulnerability · Published May 29, 2024 · Assigned by f5
CVE-2024-34161NGINX HTTP/3 QUIC vulnerability
Medium 5.3
In plain English
A medium-severity use-after-free in NGINX Open Source from F5. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.9%top 41.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | nginx | 0 | ALPINE-CVE-2024-34161 |
| Alpine:v3.21 | nginx | 0 | ALPINE-CVE-2024-34161 |
| Alpine:v3.22 | nginx | 0 | ALPINE-CVE-2024-34161 |
| Alpine:v3.23 | nginx | 0 | ALPINE-CVE-2024-34161 |
| Alpine:v3.24 | nginx | 0 | ALPINE-CVE-2024-34161 |
| Debian:13 | nginx | 1.26.0-2 | DEBIAN-CVE-2024-34161 |
| Debian:14 | nginx | 1.26.0-2 | DEBIAN-CVE-2024-34161 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| F5 | NGINX Open Source | 1.25.0 – before 1.26.1 |
| F5 | NGINX Plus | R30 – before R32 |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- https://my.f5.com/manage/s/article/K000139627 vendor-advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7RPLWC35WHEUFCGKNFG62ESNID25TEZ/
- http://www.openwall.com/lists/oss-security/2024/05/30/4
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MLAOKJWDALQZBIV3WKGPJ6T5Z56D3PRD/