Resource management error in ceph (Alpine package)



Published: 2020-01-29
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-1700
CWE-ID CWE-399
Exploitation vector Network
Public exploit N/A
Vulnerable software
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ceph (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource management error

EUVDB-ID: #VU26150

Risk: Medium

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-1700

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an error while processing unexpected disconnects within the Ceph RGW Beast front-end (/rgw/rgw_asio_frontend.cc). A remote attacker can perform a denial of service (DoS) attack by triggering creation of numerous CLOSE_WAIT sockets and exhausting all available system resources.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ceph (Alpine package): 14.2.3-r0 - 14.2.4-r3

External links

http://git.alpinelinux.org/aports/commit/?id=296bfafad9ccd8c577618c797685a106adb8f82e
http://git.alpinelinux.org/aports/commit/?id=3df0109a08bada58ac51dca96f58ea25df19aec2
http://git.alpinelinux.org/aports/commit/?id=d4b0d717cd724f077eb8b6eff1223ff01d10b6fc


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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