CVE-2020-15049

Source
https://cve.org/CVERecord?id=CVE-2020-15049
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15049.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-15049
Downstream
Related
Published
2020-06-30T18:15:12.367Z
Modified
2026-04-10T04:22:47.980448Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace character prefix to the length field-value.

References

Affected packages

Git / github.com/squid-cache/squid

Affected ranges

Type
GIT
Repo
https://github.com/squid-cache/squid
Events
Introduced
Last affected
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Database specific
{
    "versions": [
        {
            "introduced": "3.1"
        },
        {
            "last_affected": "3.5.28"
        },
        {
            "introduced": "4.0"
        },
        {
            "fixed": "4.12"
        },
        {
            "introduced": "5.0"
        },
        {
            "fixed": "5.0.3"
        }
    ]
}

Affected versions

Other
HISTORIC_RELEASES
M-staged-PR161
M-staged-PR164
M-staged-PR170
M-staged-PR176
M-staged-PR179
M-staged-PR181
M-staged-PR182
M-staged-PR186
M-staged-PR189
M-staged-PR193
M-staged-PR195
M-staged-PR196
M-staged-PR198
M-staged-PR199
M-staged-PR200
M-staged-PR202
M-staged-PR206
M-staged-PR208
M-staged-PR209
M-staged-PR210
M-staged-PR218
M-staged-PR220
M-staged-PR221
M-staged-PR225
M-staged-PR227
M-staged-PR229
M-staged-PR230
M-staged-PR235
M-staged-PR237
M-staged-PR238
M-staged-PR239
M-staged-PR241
M-staged-PR242
M-staged-PR252
M-staged-PR255
M-staged-PR258
M-staged-PR264
M-staged-PR266
M-staged-PR267
M-staged-PR268
M-staged-PR274
M-staged-PR276
M-staged-PR293
M-staged-PR294
M-staged-PR295
M-staged-PR299
M-staged-PR306
M-staged-PR314
M-staged-PR319
M-staged-PR342
M-staged-PR345
M-staged-PR348
M-staged-PR351
M-staged-PR359
M-staged-PR364
M-staged-PR365
M-staged-PR366
M-staged-PR370
M-staged-PR372
M-staged-PR373
M-staged-PR375
M-staged-PR376
SQUID_3_0_PRE1
SQUID_3_0_PRE2
SQUID_3_0_PRE3
SQUID_3_0_PRE4
SQUID_3_0_PRE5
SQUID_3_0_PRE6
SQUID_3_0_PRE7
SQUID_3_0_RC1
SQUID_3_5_0_1
SQUID_3_5_0_2
SQUID_3_5_0_3
SQUID_3_5_0_4
SQUID_3_5_1
SQUID_3_5_10
SQUID_3_5_11
SQUID_3_5_12
SQUID_3_5_13
SQUID_3_5_14
SQUID_3_5_15
SQUID_3_5_16
SQUID_3_5_17
SQUID_3_5_18
SQUID_3_5_19
SQUID_3_5_2
SQUID_3_5_20
SQUID_3_5_21
SQUID_3_5_22
SQUID_3_5_23
SQUID_3_5_24
SQUID_3_5_25
SQUID_3_5_26
SQUID_3_5_27
SQUID_3_5_28
SQUID_3_5_3
SQUID_3_5_4
SQUID_3_5_5
SQUID_3_5_6
SQUID_3_5_7
SQUID_3_5_8
SQUID_3_5_9
SQUID_4_0_1
SQUID_4_0_10
SQUID_4_0_11
SQUID_4_0_12
SQUID_4_0_13
SQUID_4_0_14
SQUID_4_0_15
SQUID_4_0_16
SQUID_4_0_17
SQUID_4_0_18
SQUID_4_0_19
SQUID_4_0_2
SQUID_4_0_20
SQUID_4_0_21
SQUID_4_0_22
SQUID_4_0_23
SQUID_4_0_24
SQUID_4_0_25
SQUID_4_0_3
SQUID_4_0_4
SQUID_4_0_5
SQUID_4_0_6
SQUID_4_0_7
SQUID_4_0_8
SQUID_4_0_9
SQUID_4_1
SQUID_4_10
SQUID_4_11
SQUID_4_2
SQUID_4_3
SQUID_4_4
SQUID_4_5
SQUID_4_6
SQUID_4_7
SQUID_4_8
SQUID_4_9
SQUID_5_0_1
SQUID_5_0_2
take00

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15049.json"
unresolved_ranges
[
    {
        "events": [
            {
                "introduced": "2.0"
            },
            {
                "last_affected": "2.6"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable2"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable3"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable4"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable5"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable6"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable7"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable8"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "2.7-stable9"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "31"
            }
        ]
    }
]