#VU32457 Memory leak in privoxy - CVE-2015-1030

Vulnerability identifier: #VU32457

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2015-1030

CWE-ID: CWE-401

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
privoxy
Server applications / Web servers

Vendor: privoxy

Description

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

The vulnerability exists due to memory leak within the rfc2553_connect_to function in jbsocket.c in Privoxy before 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of requests that are rejected because the socket limit is reached. A remote attacker can perform a denial of service attack.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

privoxy: 3.0.21 - 3.0.28

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External links
https://secunia.com/advisories/62123
https://www.openwall.com/lists/oss-security/2015/01/11/1
https://www.privoxy.org/announce.txt

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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.