4.3
MEDIUM
CVE-2015-5309
PuTTY Terminal Emulator Integer Overflow Denise
Description

Integer overflow in the terminal emulator in PuTTY before 0.66 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via an ECH (erase characters) escape sequence with a large parameter value, which triggers a buffer underflow.

INFO

Published Date :

Dec. 7, 2015, 8:59 p.m.

Last Modified :

Nov. 21, 2024, 2:32 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

8.6
Public PoC/Exploit Available at Github

CVE-2015-5309 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-2015-5309 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 Opensuse leap
2 Opensuse opensuse
1 Simon_tatham putty

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).

A collection of vulnerabilities discovered by the AFL fuzzer (afl-fuzz)

Updated: 3 weeks, 2 days ago
90 stars 16 fork 16 watcher
Born at : Aug. 27, 2015, 12:26 a.m. This repo has been linked 332 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-2015-5309 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-5309 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173021.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173094.html
    Added Reference http://lists.opensuse.org/opensuse-updates/2015-11/msg00099.html
    Added Reference http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-ech-overflow.html
    Added Reference http://www.debian.org/security/2015/dsa-3409
    Added Reference http://www.securitytracker.com/id/1034308
    Added Reference https://security.gentoo.org/glsa/201606-01
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Sep. 13, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1034308 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 07, 2016

    Action Type Old Value New Value
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173094.html [No Types Assigned]
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173021.html [No Types Assigned]
    Added Reference http://www.debian.org/security/2015/dsa-3409 [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 11, 2016

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201606-01
  • Modified Analysis by [email protected]

    Dec. 08, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.1:*:*:*:*:*:*:* *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:simon_tatham:putty:0.65:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:P)
    Changed Reference Type http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-ech-overflow.html No Types Assigned http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-ech-overflow.html Advisory
    Added CWE CWE-189
  • Initial Analysis by [email protected]

    Dec. 08, 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-2015-5309 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-2015-5309 weaknesses.

Exploit Prediction

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

2.36 }} 0.13%

score

0.89500

percentile

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