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osvGoogleOSV:GHSA-7HJ9-RV74-5G92
HistoryApr 11, 2023 - 8:59 p.m.

Traefik HTTP header parsing could cause a denial of service

2023-04-1120:59:22
Google
osv.dev
9
go language
http headers
denial of service
memory allocation
cve-2023-24534
traefik
patch
workaround
advisory

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

59.8%

Impact

There is a vulnerability in Go when parsing the HTTP headers, which impacts Traefik.
HTTP header parsing could allocate substantially more memory than required to hold the parsed headers. This behavior could be exploited to cause a denial of service.

References

Patches

Workarounds

No workaround.

For more information

If you have any questions or comments about this advisory, please open an issue.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

59.8%