Security #5926: http2: evasion by splitting header fields over frames - Suricata - Open Information Security Foundation

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Security #5926

closed

PA PA

http2: evasion by splitting header fields over frames

Security #5926: http2: evasion by splitting header fields over frames

Added by Philippe Antoine about 3 years ago. Updated about 2 years ago.

Status:

Closed

Priority:

Normal

Assignee:

Philippe Antoine

Target version:

8.0.0-beta1

Affected Versions:

Label:

CVE:

2024-24568

Git IDs:

aff54f29f8c3f583ae0524a661aa90dc7a2d3f92

Severity:

HIGH

Disclosure Date:

Description

Beginning in a headers frame, and continuing in so-called continuation frames, with reassembly needed to be done...

Then, we need to avoid quadratic complexity of Huffman decoding as golang CVE 2023-1571

Files

cont.pcap (2.53 KB) cont.pcap

Philippe Antoine, 12/19/2023 08:33 PM

Subtasks 2 (0 open — 2 closed)

	Security #6717: http2: evasion by splitting header fields over frames (7.0.x backport)	Closed	Philippe Antoine	Actions
	Security #6751: http2: evasion by splitting header fields over frames (6.0.x backport)	Closed	Philippe Antoine	Actions

History
Notes
Property changes

PA Updated by Philippe Antoine almost 3 years ago Actions
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#1

Target version changed from TBD to 8.0.0-beta1

PA Updated by Philippe Antoine over 2 years ago Actions
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#2

Priority changed from Normal to Low

PA Updated by Philippe Antoine over 2 years ago Actions
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#3

File cont.pcap cont.pcap added

Attaching a sample pcap

There should be no anomaly and we should have the request header namenamenamenamenamenamenamenamenamename: valuevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevaluevalue