CVE-2016-3739

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2016-3739
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-3739.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2016-3739
Aliases
Downstream
Published
2016-05-20T14:59:05.450Z
Modified
2026-03-13T22:21:55.693086Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N CVSS Calculator
Summary
[none]
Details

The (1) mbedconnectstep1 function in lib/vtls/mbedtls.c and (2) polarsslconnectstep1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.

References

Affected packages

Git / github.com/curl/curl

Affected ranges

Type
GIT
Repo
https://github.com/curl/curl
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
e91d167ff8cb89523447680e3560f60d93615055
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
8249b0522d371679f2cd2516045a5f938ea36a53
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
d37145834876308121d3e825c85b08bec0b3ff97
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
6d7d0eba6d95fd5122b2d2a52f77da510bfefb3b
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
827f0a318cdbf73800c2366cf6a3132f2b2a7c49
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
a5ee8d50c3faf1359f039c87a3d2dfee9f45d566
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
2a05025510dcae46ac01fd457942061052ebed1b
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
8da5da9b6544337b8a675db092da201f279265d4
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
64c613c27abb58503eb8a966bee1489562060da0
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
95ddbdb1dbfbb051d67bf0d6643b1a917a4c7d88
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
b9660dc4b290781ff6535dec32258ec14e6ff0b5
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
a8e063b0877da005342b3445c5535a5bce0d5bc5
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c1babfad8a98a5fe28e2106d95e1bd7eeafcdb46
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c262c35676a2c3240da433e7a4428ac2129b445f
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
11a7ac0d6a84290001a5239df37bbca4270b17d4
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
33c02d47711c81087d232c7e0e66b74ab61c14d5
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
b9fdb721f2948487fcffe34ad60790a83379e1b9
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
bf633a584dcbb0f80273ba856b7198ad1e395315
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
80d241046e404233537ff35efabb703a0668c7d5
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
85c710e11e7a7c1caf02962bbbdc08a5561ae769
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
70812c2f32fc5734bcbbe572b9f61c380433ad6a
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
f77e89c5d20db09eaebf378ec036a7e796932810
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
0966b324d911423c81351fb12e9219f71cd63be8
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
2bf90d071016e279796e789f0ac223d635671a41
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
4f041c9d6e61829310eb0715d8edb2a232478123
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
202aa9f7758636730299b86715d924f54468a908
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
303bfc1024d948a5ba134ccfc106f82c0b4fd675
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
9ce2d7001939b795b45a8ce7700d1a3dcde0475d
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
ff837422ee4ec7d6aea7750a40e30cba29db93e8
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
22691f849ac959ffaa821a3ca7f746ee54bd5e52
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
4feb6e6d035d5d66984957c8ca22bc9a05df527f
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
38e07886ed2792988217a2ffa482ce3a69ca92c2
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
1a7f66a3de2625d10f65415e6eb3e56067dc0555
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
2c000d91f3c423cee0af44e8afc79b9d25a9e714
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
e2ae32ff5f3ab6f0819590f61f248f17df12987f
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
06bf874bbca0a5c600b210b5db920eff9f95f0d0
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
9819cec61b00cc872136ea5faf469627b3b87e69
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.2"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.3"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.4"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.5"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.6"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.21.7"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.22.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.23.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.23.1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.24.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.25.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.26.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.27.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.28.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.28.1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.29.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.30.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.31.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.32.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.33.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.34.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.35.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.36.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.38.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.39.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.40.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.41.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.42.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.42.1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.43.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.44.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.45.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.46.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.47.0"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "7.48.0"
        }
    ]
}

Affected versions

Other
before_ftp_statemachine
before_urldata_rename
curl-6_5
curl-6_5_1
curl-6_5_2
curl-7_10
curl-7_10_1
curl-7_10_2
curl-7_10_3
curl-7_10_4
curl-7_10_5
curl-7_10_6
curl-7_10_7
curl-7_10_8
curl-7_11_0
curl-7_11_1
curl-7_11_2
curl-7_12_0
curl-7_12_1
curl-7_12_2
curl-7_12_3
curl-7_13_0
curl-7_13_1
curl-7_13_2
curl-7_14_0
curl-7_14_1
curl-7_15_0
curl-7_15_1
curl-7_15_2
curl-7_15_3
curl-7_15_4
curl-7_15_5
curl-7_15_6-prepipeline
curl-7_16_0
curl-7_16_1
curl-7_16_2
curl-7_16_3
curl-7_16_4
curl-7_17_0
curl-7_17_0-preldapfix
curl-7_17_1
curl-7_18_0
curl-7_18_1
curl-7_18_2
curl-7_19_0
curl-7_19_1
curl-7_19_2
curl-7_19_3
curl-7_19_4
curl-7_19_5
curl-7_19_6
curl-7_19_7
curl-7_1_1
curl-7_2
curl-7_20_0
curl-7_20_1
curl-7_21_0
curl-7_3
curl-7_4_1
curl-7_5
curl-7_5_2
curl-7_6
curl-7_6-pre4
curl-7_6_1
curl-7_6_1-pre1
curl-7_6_1-pre2
curl-7_6_1-pre3
curl-7_7
curl-7_7-beta1
curl-7_7-beta2
curl-7_7-beta3
curl-7_7-beta5
curl-7_7_1
curl-7_7_2
curl-7_7_3
curl-7_7_alpha2
curl-7_8
curl-7_8-pre2
curl-7_8_1
curl-7_8_1-pre3
curl-7_9
curl-7_9_1
curl-7_9_2
curl-7_9_3
curl-7_9_3-pre1
curl-7_9_3-pre2
curl-7_9_3-pre3
curl-7_9_4
curl-7_9_5
curl-7_9_5-pre2
curl-7_9_5-pre4
curl-7_9_6
curl-7_9_7
curl-7_9_7-pre2
curl-7_9_8
curl_7_6-pre3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-3739.json"