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Secunia Security Advisory 45067

Posted on 25 June 2011
Source : packetstormsecurity.org Link

 

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Frost & Sullivan 2011 Report: Secunia Vulnerability Research
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Read the report here:
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TITLE:
cURL GSSAPI Credential Delegation Weakness

SECUNIA ADVISORY ID:
SA45067

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45067/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45067

RELEASE DATE:
2011-06-25

DISCUSS ADVISORY:
http://secunia.com/advisories/45067/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)

http://secunia.com/advisories/45067/

ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=45067

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A weakness has been reported in cURL, which can be exploited by
malicious people to conduct spoofing attacks.

The weakness is caused due to the GSS/Negotiate feature
unconditionally performing credential delegation, which allows a
server to obtain the client's security credentials. This can be
exploited by a malicious server to impersonate the client to any
other server using the same GSSAPI mechanism.

Successful exploitation requires tricking a user into connecting to a
malicious server using the GSS/Negotiate feature.

The weakness is reported in versions 7.10.6 through 7.21.6.

SOLUTION:
Update to version 7.21.7 or apply patch.

Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Richard Silverman.

ORIGINAL ADVISORY:
http://curl.haxx.se/docs/adv_20110623.html

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

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clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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