A flaw was found in the way TLS 1.2 could use the MD5 hash function for signing ServerKeyExchange and Client Authentication packets during a TLS handshake. A man-in-the-middle attacker able to force a TLS connection to use the MD5 hash function could use this flaw to conduct collision attacks to impersonate a TLS server or an authenticated TLS client.
Find out more about CVE-2015-7575 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 5.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:N |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (nss) | RHSA-2016:0007 | 2016-01-07 |
| Red Hat Enterprise Linux 7 (java-1.8.0-openjdk) | RHSA-2016:0049 | 2016-01-20 |
| Red Hat Enterprise Linux 7 (nss) | RHSA-2016:0007 | 2016-01-07 |
| Red Hat Enterprise Linux 7 (openssl) | RHSA-2016:0008 | 2016-01-08 |
| Red Hat Enterprise Linux 6 (openssl) | RHSA-2016:0008 | 2016-01-08 |
| Red Hat Enterprise Linux 5 (java-1.7.0-openjdk) | RHSA-2016:0054 | 2016-01-21 |
| Red Hat Satellite 5.7 (RHEL v.6) (java-1.7.1-ibm) | RHSA-2016:1430 | 2016-07-18 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.8.0-oracle) | RHSA-2016:0055 | 2016-01-21 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.7.1-ibm) | RHSA-2016:0099 | 2016-02-02 |
| Oracle Java for Red Hat Enterprise Linux 5 (java-1.7.0-oracle) | RHSA-2016:0056 | 2016-01-21 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.7.0-ibm) | RHSA-2016:0100 | 2016-02-02 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.7.0-oracle) | RHSA-2016:0056 | 2016-01-21 |
| Red Hat Satellite 5.6 (RHEL v.5) (java-1.7.0-ibm) | RHSA-2016:1430 | 2016-07-18 |
| Red Hat Enterprise Linux 7 (gnutls) | RHSA-2016:0012 | 2016-01-08 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.6.0-ibm) | RHSA-2016:0101 | 2016-02-02 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.6.0-ibm) | RHSA-2016:0101 | 2016-02-02 |
| Red Hat Enterprise Linux 6 (gnutls) | RHSA-2016:0012 | 2016-01-08 |
| Red Hat Enterprise Linux Supplementary (v. 7) (java-1.7.1-ibm) | RHSA-2016:0099 | 2016-02-02 |
| Red Hat Enterprise Linux Supplementary (v. 7) (java-1.8.0-ibm) | RHSA-2016:0098 | 2016-02-02 |
| Red Hat Enterprise Linux 7 (java-1.7.0-openjdk) | RHSA-2016:0054 | 2016-01-21 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.7.0-oracle) | RHSA-2016:0056 | 2016-01-21 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.8.0-oracle) | RHSA-2016:0055 | 2016-01-21 |
| Red Hat Satellite 5.6 (RHEL v.6) (java-1.7.1-ibm) | RHSA-2016:1430 | 2016-07-18 |
| Red Hat Enterprise Linux 6 (java-1.8.0-openjdk) | RHSA-2016:0050 | 2016-01-20 |
| Red Hat Enterprise Linux 6 (java-1.7.0-openjdk) | RHSA-2016:0053 | 2016-01-21 |
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Web Server 3.0 | openssl | Will not fix |
| Red Hat JBoss EWS 2 | openssl | Not affected |
| Red Hat JBoss EWS 1 | openssl | Will not fix |
| Red Hat JBoss EAP 6 | openssl | Not affected |
| Red Hat Enterprise Linux 7 | openssl098e | Not affected |
| Red Hat Enterprise Linux 7 | java-1.6.0-sun | Not affected |
| Red Hat Enterprise Linux 6 | java-1.6.0-sun | Not affected |
| Red Hat Enterprise Linux 6 | openssl098e | Not affected |
| Red Hat Enterprise Linux 5 | openssl | Not affected |
| Red Hat Enterprise Linux 5 | java-1.6.0-sun | Not affected |
| Red Hat Enterprise Linux 5 | openssl097a | Not affected |
| Red Hat Enterprise Linux 5 | nss | Will not fix |
| Red Hat Enterprise Linux 5 | gnutls | Not affected |
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