CVE-2021-25122

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Source
https://cve.org/CVERecord?id=CVE-2021-25122
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-25122.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-25122
Aliases
Downstream
Related
Published
2021-03-01T12:15:13.793Z
Modified
2026-03-14T14:43:02.435968Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request.

References

Affected packages

Git / github.com/apache/tomcat

Affected ranges

Type
GIT
Repo
https://github.com/apache/tomcat
Events
Introduced
e37b977db6f47e4380ad67114a49e8568951c953
Last affected
77d330abea52e4aeb039ca7eb8a766e0e1c56a71
Introduced
16bf392c67833ad549733b58c350ff92b5ee782a
Last affected
75d7a2069bf4360bcd8b885c6b7387d70c9cb052
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
29b07def810d335012e738b22ab44d4e232b50d1
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
10e04de1946981261a734507f4a6d953e2a206fe
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
65ddc3a3872ea41ca67fec7b6834c704b6893361
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
b5a74e3c7913c560648f0ffedfbbb3ebe4318def
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
de128d72af746184e035ff1b53629f08cb141a04
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
aac670afe1226e10513021100fce8a12344743c6
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c2c8107f0cea4755497a85990807b883b66f6b57
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
8c48678b110f3fbbe66f6dde0e45d2578fa92c29
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
9c5edb840d9413c1408e7c191bc0e1bbfcd9e07f
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
59e713216cf2256aacc54f6ba627865f356f9e4e
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
7dc5e29fe49850102261badf158752d6865311e4
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
18b014d8691909be6153ae7db022a6c35f9c93ea
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
600dc8ba5d9be7599d29bff83c342213d93b034e
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
3bd48aab236e5bf0ed1644e9f0c588fd20e503ab
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
642d3dd4d50ea1f03f9827962e4fc982a123bb78
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
24566c02fb917a6ca1b6479a60971b0d8acd895c
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
cac0e029dcced854eeca7444710e78e412dc2c2a
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c5efed313de1a181f4f9f98f5023117f3b911257
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
ab04166fac59fcf9b3be3aab1c8b896842782d4c
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
35071e7e52f296b9187b054b0efd74121b7db3bd
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
d1dc05e934e089ea8907998cf850760017a0ed82
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
fd7f13635e6855f6ba3fead0bf37ba2fbf8b68cf
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c7b84102600d600bcc527560d9c4d10c3fd440ab
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
4c8b650437e2464c1c31c6598a263b3805b7a81f
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
b0b074b683ed2e09ff9e9755825bfce83d303a93
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
9826be4c8368c94eab1e804b456867ca1cb766c3
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
d971ce1bdf8b8e8de93fb41454f4ce2e815ee936
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
eb684224706fe1d8ef5610c8d79dc403e1038393
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
772df65db45cfccc2aad33b9b51ef9ab14c19626
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
b3a208c6d6d01c553178c5e718e750b0eb318151
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
27f7ef8cd0c637b700d564ec20f6ff92901f6b5c
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c549413165721180b15f62033c1be6c5970028fd
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
b3f5e0d88336d81a61a767fc10ab06930c9587ee
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
6f143d19d151620cd0bfe9ec2ffa429e36ad0e45
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
16bf392c67833ad549733b58c350ff92b5ee782a
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
4c8b650437e2464c1c31c6598a263b3805b7a81f
Database specific 
{
    "versions": [
        {
            "introduced": "8.5.0"
        },
        {
            "last_affected": "8.5.61"
        },
        {
            "introduced": "9.0.0"
        },
        {
            "last_affected": "9.0.41"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone10"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone11"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone12"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone13"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone14"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone15"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone16"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone17"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone18"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone19"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone2"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone20"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone21"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone22"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone23"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone24"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone25"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone26"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone27"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone3"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone4"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0.0-milestone5"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-NA"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone10"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone2"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone3"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone4"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone5"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone6"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone7"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone8"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0.0-milestone9"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "10.0"
        }
    ]
}

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.3.3"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.3.6"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "1.14.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "1.6.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "10.0.1.5.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "12.2.0.1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "19c"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "21c"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "fixed": "21.3.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "21.3.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "17.1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "17.2"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "17.3"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "12.2.1.3.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "12.2.1.4.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "8.0.23"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "21.9"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-25122.json"