High severity · published Apr 3, 2025
CVE-2024-53868
Apache Traffic Server: Malformed chunked message body allows request smuggling
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
Apache Traffic Server allows request smuggling if chunked messages are malformed.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.9, from 10.0.0 through 10.0.4.
Users are recommended to upgrade to version 9.2.10 or 10.0.5, which fixes the issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AT
Apache Traffic Server · Apache Software Foundation
9.2.0 through 9.2.9; 10.0.0 through 10.0.4 · source: vendor
TS
Traffic Server · Apache
9.0.0 before 9.2.10; 10.0.0 before 10.0.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-53868
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-53868
Mailing List
https://lists.apache.org/thread/rwyx91rsrnmpjbm04footfjjf6m9d1c9
Mailing List
http://www.openwall.com/lists/oss-security/2025/04/02/4
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