Vulnerability Description
The hash_buffer function in schnorr.c in OpenSSH through 6.4, when Makefile.inc is modified to enable the J-PAKE protocol, does not initialize certain data structures, which might allow remote attackers to cause a denial of service (memory corruption) or have unspecified other impact via vectors that trigger an error condition.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openbsd | Openssh | <= 6.4 |
Related Weaknesses (CWE)
References
- http://marc.info/?l=bugtraq&m=141576985122836&w=2Third Party Advisory
- http://marc.info/?l=bugtraq&m=144050155601375&w=2Third Party Advisory
- http://openwall.com/lists/oss-security/2014/01/29/10Mailing ListThird Party Advisory
- http://openwall.com/lists/oss-security/2014/01/29/2Mailing ListThird Party Advisory
- http://osvdb.org/102611Broken Link
- http://secunia.com/advisories/60184Third Party Advisory
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1020637Third Party Advisory
- http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/Attic/schnorr.c.diff?r1=1.
- http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/schnorr.c#rev1.10Vendor Advisory
- http://www.securityfocus.com/bid/65230Third Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/90819Third Party AdvisoryVDB Entry
- http://marc.info/?l=bugtraq&m=141576985122836&w=2Third Party Advisory
- http://marc.info/?l=bugtraq&m=144050155601375&w=2Third Party Advisory
- http://openwall.com/lists/oss-security/2014/01/29/10Mailing ListThird Party Advisory
- http://openwall.com/lists/oss-security/2014/01/29/2Mailing ListThird Party Advisory
FAQ
What is CVE-2014-1692?
CVE-2014-1692 is a vulnerability with a CVSS score of 7.5 (HIGH). The hash_buffer function in schnorr.c in OpenSSH through 6.4, when Makefile.inc is modified to enable the J-PAKE protocol, does not initialize certain data structures, which might allow remote attacke...
How severe is CVE-2014-1692?
CVE-2014-1692 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-1692?
Check the references section above for vendor advisories and patch information. Affected products include: Openbsd Openssh.