Cisco Security Advisory: Cisco IOS Software SSL VPN Denial of Service Vulnerability

cbr list at mass-distortion.net
Thu Mar 27 15:02:17 UTC 2014


For anyone who was subscribed to the old full-disclosure list ... Fydor of nmap has brought it back to life.


Infolink @ http://insecure.org/news/fulldisclosure/
Subscribe @ http://nmap.org/mailman/listinfo/fulldisclosure


On Mar 26, 2014, at 10:52 AM, kendrick eastes <keastes at gmail.com> wrote:

> The Full-disclosure mailing list was recently... retired, I guess cisco
> thought NANOG was the next best place.
> 
> 
> On Wed, Mar 26, 2014 at 10:45 AM, rwebb at ropeguru.com <rwebb at ropeguru.com>wrote:
> 
>> 
>> Is this normal for the list to diretly get Cisco security advisories or
>> something new. First time I have seen these.
>> 
>> Robert
>> 
>> 
>> On Wed, 26 Mar 2014 12:10:00 -0400
>> Cisco Systems Product Security Incident Response Team <psirt at cisco.com>
>> wrote:
>> 
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
>>> 
>>> Cisco IOS Software SSL VPN Denial of Service Vulnerability
>>> 
>>> Advisory ID: cisco-sa-20140326-ios-sslvpn
>>> 
>>> Revision 1.0
>>> 
>>> For Public Release 2014 March 26 16:00  UTC (GMT)
>>> 
>>> Summary
>>> =======
>>> 
>>> A vulnerability in the Secure Sockets Layer (SSL) VPN subsystem of Cisco
>>> IOS Software could allow an unauthenticated, remote attacker to cause a
>>> denial of service (DoS) condition.
>>> 
>>> The vulnerability is due to a failure to process certain types of HTTP
>>> requests. To exploit the vulnerability, an attacker could submit crafted
>>> requests designed to consume memory to an affected device. An exploit could
>>> allow the attacker to consume and fragment memory on the affected device.
>>> This may cause reduced performance, a failure of certain processes, or a
>>> restart of the affected device.
>>> 
>>> Cisco has released free software updates that address this vulnerability.
>>> There are no workarounds to mitigate this vulnerability.
>>> 
>>> This advisory is available at the following link:
>>> http://tools.cisco.com/security/center/content/
>>> CiscoSecurityAdvisory/cisco-sa-20140326-ios-sslvpn
>>> 
>>> Note: The March 26, 2014, Cisco IOS Software Security Advisory bundled
>>> publication includes six Cisco Security Advisories. All advisories address
>>> vulnerabilities in Cisco IOS Software. Each Cisco IOS Software Security
>>> Advisory lists the Cisco IOS Software releases that correct the
>>> vulnerability or vulnerabilities detailed in the advisory as well as the
>>> Cisco IOS Software releases that correct all Cisco IOS Software
>>> vulnerabilities in the March 2014 bundled publication.
>>> 
>>> Individual publication links are in Cisco Event Response: Semiannual
>>> Cisco IOS Software Security Advisory Bundled Publication at the following
>>> link:
>>> 
>>> http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_mar14.html
>>> -----BEGIN PGP SIGNATURE-----
>>> Version: GnuPG/MacGPG2 v2.0.22 (Darwin)
>>> Comment: GPGTools - http://gpgtools.org
>>> 
>>> iQIcBAEBAgAGBQJTMeUtAAoJEIpI1I6i1Mx3BJ4P/Aytcbvaue49DkNDq0G+3C8+
>>> mv2W8/1HeqSvrmbc8QUJrelPA1kfYXGSf+7VX9lpwTdKKPrMPpkso1WXA7tK2t5i
>>> uiaqy8+KON/V3uFTjLhSBxZsMmSYws/uO8rV9oY7NLGfv2cwGztEbrKwz9g5Hsfc
>>> X3TlEgPaX73a/xb92eP//+e31ZNCPw6NRKmUfi6v7YG38WNghT7lqtI7GVlHiAkd
>>> atAqZ8NOyn7V+lHNjdOpAzFplo6R+GZCBfAFkEYuEU3dAAccMQbkaq6XgZAigycn
>>> dko3EWzfa+I/4RHDrRIa/XAY6Ogrnp/jmaTm4sGF2aqQOASH7X/oDU4X6KnD6ixo
>>> RicU1XeEsxgh5/FOf0wWo53BTcf/1nx34LkazZ6k6+jh8193IRWGb9J90E7S+/M8
>>> 2jbB8kwxuroH1qQ73jqguiuTC0eemPn2k5MS01ZAfcIEJPcA4OyTkuA/3tiISeYQ
>>> 0GesrJ3m7WOovFNSIq8v4WaTMcvZO9vHLZ/6BMcd4a+1uPnzPeR9rfI8JA2VA8Wd
>>> EAjbKdWA/kPxbVop2ajRjYTl7uMN6/g9SFP/eBjWpAFLnUfE6n1b24cn9v26OQpB
>>> ZxuMKA6eaeoT88KlouxudQcAgtpZZFzp4/ghWCy8q82WhHg4uDqw3R243rRxaBa7
>>> RF3x0wYuErbbC7N9m1UH
>>> =1Ixo
>>> -----END PGP SIGNATURE-----
>>> 
>>> 
>> 
>> 

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 801 bytes
Desc: Message signed with OpenPGP using GPGMail
URL: <http://mailman.nanog.org/pipermail/nanog/attachments/20140327/8c4efbda/attachment.bin>


More information about the NANOG mailing list