fkie_cve-2018-16890
Vulnerability from fkie_nvd
Published
2019-02-06 20:29
Modified
2024-11-21 03:53
Summary
libcurl versions from 7.36.0 to before 7.64.0 is vulnerable to a heap buffer out-of-bounds read. The function handling incoming NTLM type-2 messages (`lib/vauth/ntlm.c:ntlm_decode_type2_target`) does not validate incoming data correctly and is subject to an integer overflow vulnerability. Using that overflow, a malicious or broken NTLM server could trick libcurl to accept a bad length + offset combination that would lead to a buffer read out-of-bounds.
References
secalert@redhat.comhttp://www.securityfocus.com/bid/106947Third Party Advisory, VDB Entry
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2019:3701Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16890Issue Tracking, Mitigation, Patch, Third Party Advisory
secalert@redhat.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-436177.pdfThird Party Advisory
secalert@redhat.comhttps://curl.haxx.se/docs/CVE-2018-16890.htmlPatch, Vendor Advisory
secalert@redhat.comhttps://lists.apache.org/thread.html/8338a0f605bdbb3a6098bb76f666a95fc2b2f53f37fa1ecc89f1146f%40%3Cdevnull.infra.apache.org%3E
secalert@redhat.comhttps://security.netapp.com/advisory/ntap-20190315-0001/Patch, Third Party Advisory
secalert@redhat.comhttps://support.f5.com/csp/article/K03314397?utm_source=f5support&amp%3Butm_medium=RSS
secalert@redhat.comhttps://usn.ubuntu.com/3882-1/Third Party Advisory
secalert@redhat.comhttps://www.debian.org/security/2019/dsa-4386Third Party Advisory
secalert@redhat.comhttps://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch, Third Party Advisory
secalert@redhat.comhttps://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/106947Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:3701Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16890Issue Tracking, Mitigation, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-436177.pdfThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://curl.haxx.se/docs/CVE-2018-16890.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/8338a0f605bdbb3a6098bb76f666a95fc2b2f53f37fa1ecc89f1146f%40%3Cdevnull.infra.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20190315-0001/Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.f5.com/csp/article/K03314397?utm_source=f5support&amp%3Butm_medium=RSS
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3882-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2019/dsa-4386Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlPatch, Third Party Advisory



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   descriptions: [
      {
         lang: "en",
         value: "libcurl versions from 7.36.0 to before 7.64.0 is vulnerable to a heap buffer out-of-bounds read. The function handling incoming NTLM type-2 messages (`lib/vauth/ntlm.c:ntlm_decode_type2_target`) does not validate incoming data correctly and is subject to an integer overflow vulnerability. Using that overflow, a malicious or broken NTLM server could trick libcurl to accept a bad length + offset combination that would lead to a buffer read out-of-bounds.",
      },
      {
         lang: "es",
         value: "Libcurl, desde la versión 7.36.0 hasta antes de la 7.64.0, es vulnerable a una lectura de memoria dinámica (heap) fuera de límites. La función que gestiona los mensajes entrantes NTLM de tipo 2 (\"lib/vauth/ntlm.c:ntlm_decode_type2_target\") no valida los datos entrantes correctamente y está sujeta a una vulnerabilidad de desbordamiento de enteros. Mediante ese desbordamiento, un servidor NTLM malicioso o roto podría engañar a libcurl para que acepte una mala combinación de longitud + desplazamiento que conduciría a una lectura del búfer fuera de límites.",
      },
   ],
   id: "CVE-2018-16890",
   lastModified: "2024-11-21T03:53:32.740",
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            obtainOtherPrivilege: false,
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   published: "2019-02-06T20:29:00.243",
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   vulnStatus: "Modified",
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}


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