CVE-2010-4755

Public Exploit

Description

The (1) remote_glob function in sftp-glob.c and the (2) process_put function in sftp.c in OpenSSH 5.8 and earlier, as used in FreeBSD 7.3 and 8.1, NetBSD 5.0.2, OpenBSD 4.7, and other products, allow remote authenticated users to cause a denial of service (CPU and memory consumption) via crafted glob expressions that do not match any pathnames, as demonstrated by glob expressions in SSH_FXP_STAT requests to an sftp daemon, a different vulnerability than CVE-2010-2632.

Category

4.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.15%
Vendor Advisory netbsd.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://cvsweb.netbsd.org/cgi-bin/cvsweb.cgi/src/crypto/dist/ssh/Attic/sftp.c#rev1.21.6.1 patch
http://securityreason.com/achievement_securityalert/89 third party advisory exploit
http://securityreason.com/exploitalert/9223 exploit
http://cvsweb.netbsd.org/cgi-bin/cvsweb.cgi/src/crypto/dist/ssh/Attic/sftp-glob.c#rev1.13.12.1 patch
http://cxib.net/stuff/glob-0day.c exploit
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2010-008.txt.asc vendor advisory
http://securityreason.com/securityalert/8116 third party advisory

Frequently Asked Questions

What is the severity of CVE-2010-4755?
CVE-2010-4755 has been scored as a medium severity vulnerability.
How to fix CVE-2010-4755?
To fix CVE-2010-4755, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-4755 being actively exploited in the wild?
It is possible that CVE-2010-4755 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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