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    CVE-2013-1740

    The ssl_Do1stHandshake function in sslsecur.c in libssl in Mozilla Network Security Services (NSS) before 3.15.4, when the TLS False Start feature is enabled, allows man-in-the-middle attackers to spoof SSL servers by using an arbitrary X.509 certificate during certain handshake traffic.

    Published:Jan 5, 2014
    Last Modified:Apr 11, 2025
    EPS:Jan 18, 2014
    EPSS Score:0.01047
    CVSS Score:5.8

    Affected Products

    Vendor
    Mozilla
    Product
    Network Security Services
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://bugzilla.mozilla.org/show_bug.cgi?id=919877https://bugzilla.mozilla.org/show_bug.cgi?id=919877

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2022-3479 (CVSS 7.5) — A vulnerability found in nss. By this security vulnerability, nss client auth crash without a user certificate…
    CVE-2020-25648 (CVSS 7.5) — A flaw was found in the way NSS handled CCS (ChangeCipherSpec) messages in TLS 1.3. This flaw allows a remote …
    CVE-2019-17006 (CVSS 9.8) — In Network Security Services (NSS) before 3.46, several cryptographic primitives had missing length checks. In…
    CVE-2019-17007 (CVSS 7.5) — In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, re…
    CVE-2018-18508 (CVSS 6.5) — In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash du…
    CVE-2018-12404 (CVSS 5.9) — A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypte…
    CVE-2018-12384 (CVSS 5.9) — When handling a SSLv2-compatible ClientHello request, the server doesn't generate a new random value but sends…
    CVE-2017-11698 (CVSS 7.8) — Heap-based buffer overflow in the __get_page function in lib/dbm/src/h_page.c in Mozilla Network Security Serv…
    CVE-2017-11697 (CVSS 7.8) — The __hash_open function in hash.c:229 in Mozilla Network Security Services (NSS) allows context-dependent att…
    CVE-2017-11696 (CVSS 7.8) — Heap-based buffer overflow in the __hash_open function in lib/dbm/src/hash.c in Mozilla Network Security Servi…

    References

    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00004.html
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00005.html
    http://seclists.org/fulldisclosure/2014/Dec/23
    http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
    http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
    http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
    http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
    http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
    http://www.securityfocus.com/archive/1/534161/100/0/threaded
    http://www.securityfocus.com/bid/64944
    http://www.ubuntu.com/usn/USN-2088-1
    http://www.vmware.com/security/advisories/VMSA-2014-0012.html
    https://bugs.gentoo.org/show_bug.cgi?id=498172
    https://bugzilla.mozilla.org/show_bug.cgi?id=919877
    https://bugzilla.redhat.com/show_bug.cgi?id=1053725
    https://developer.mozilla.org/docs/NSS/NSS_3.15.4_release_notes
    https://exchange.xforce.ibmcloud.com/vulnerabilities/90394
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00004.html
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00005.html
    http://seclists.org/fulldisclosure/2014/Dec/23
    http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
    http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
    http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
    http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
    http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
    http://www.securityfocus.com/archive/1/534161/100/0/threaded
    http://www.securityfocus.com/bid/64944
    http://www.ubuntu.com/usn/USN-2088-1
    http://www.vmware.com/security/advisories/VMSA-2014-0012.html
    https://bugs.gentoo.org/show_bug.cgi?id=498172
    https://bugzilla.mozilla.org/show_bug.cgi?id=919877
    https://bugzilla.redhat.com/show_bug.cgi?id=1053725
    https://developer.mozilla.org/docs/NSS/NSS_3.15.4_release_notes
    https://exchange.xforce.ibmcloud.com/vulnerabilities/90394

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High