7.5
HIGH
CVE-2015-5621
Net-SNMP SNMP PDU Remote Code Execution Denial of Service Vulnerability
Description

The snmp_pdu_parse function in snmp_api.c in net-snmp 5.7.2 and earlier does not remove the varBind variable in a netsnmp_variable_list item when parsing of the SNMP PDU fails, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted packet.

INFO

Published Date :

Aug. 19, 2015, 3:59 p.m.

Last Modified :

Oct. 10, 2018, 10:29 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Public PoC/Exploit Available at Github

CVE-2015-5621 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2015-5621 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Net-snmp net-snmp

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

🐳 SNMP daemon Docker image based on Alpine Linux

snmp snmpd docker alpine-linux coreos

Dockerfile

Updated: 1 year, 9 months ago
4 stars 4 fork 4 watcher
Born at : July 2, 2018, 2:56 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2015-5621 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-5621 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Feb. 11, 2020

    Action Type Old Value New Value
    Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 10, 2018

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/45547/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 30, 2018

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2018/dsa-4154 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 24, 2016

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1033304 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 22, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2015-09/msg00004.html [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 03, 2016

    Action Type Old Value New Value
    Added Reference http://support.citrix.com/article/CTX209443 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/76380 [No Types Assigned]
  • CVE Translated by [email protected]

    Aug. 27, 2015

    Action Type Old Value New Value
    Changed Translation jjalvarez memilova
    Changed Translation la función snmp_pdu_parse en net-snmp snmp_pdu_parse en net-snmp
  • Modified Analysis by [email protected]

    Aug. 20, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:net-snmp:net-snmp:5.7.2:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Changed Reference Type http://www.openwall.com/lists/oss-security/2015/04/13/1 No Types Assigned http://www.openwall.com/lists/oss-security/2015/04/13/1 Exploit
    Added CWE CWE-19
  • Initial Analysis by [email protected]

    Aug. 20, 2015

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-5621 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2015-5621 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

8.18 }} 1.15%

score

0.94261

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability