Multiple vulnerabilities in OpenSLP

Published: 2017-01-23 | Updated: 2020-08-08

Risk	High
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2016-4912 CVE-2016-7567
CWE-ID	CWE-476 CWE-119
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #2 is available.
Vulnerable software	OpenSLP Server applications / Other server solutions
Vendor	openslp.org

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU39364

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-4912

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a large number of crafted packets, which triggers a memory allocation failure.

Mitigation

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

Vulnerable software versions

OpenSLP: 2.0.0

CPE2.3

cpe:2.3:a:openslp_org:openslp:2.0.0:*:*:*:*:*:*:*

External links

https://www.openwall.com/lists/oss-security/2016/05/18/6
https://www.securitytracker.com/id/1035916
https://bugzilla.redhat.com/show_bug.cgi?id=1329295
https://security.gentoo.org/glsa/201707-05

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.

2) Buffer overflow

EUVDB-ID: #VU39798

Risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2016-7567

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Buffer overflow in the SLPFoldWhiteSpace function in common/slp_compare.c in OpenSLP 2.0 allows remote attackers to have unspecified impact via a crafted string.